2010 |
Conservation of natural resources and their efficient use for sustainable development in Asia. SP Wani and et al (2010): In: Rainfed agriculture in India: perspectives and challenges, pp. 121–145, Rawat Publications, 2010. (Type: Incollection | Links | BibTeX) @incollection{dspace5692, title = {Conservation of natural resources and their efficient use for sustainable development in Asia}, author = {Wani SP and . et al}, url = {http://oar.icrisat.org/5692/}, year = {2010}, date = {2010-01-01}, booktitle = {Rainfed agriculture in India: perspectives and challenges}, pages = {121--145}, publisher = {Rawat Publications}, keywords = {}, pubstate = {published}, tppubtype = {incollection} } |
Diagnosis of secondary and micronutrient deficiencies and their management in rainfed agroecosystems: Case study from Indian semi-arid tropics. KL Sahrawat, SP Wani, G Pardhasaradhi and KVS Murthy (2010): In: Communications in Soil Science and Plant Analysis, 41 , pp. 346–360, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{dspace179, title = {Diagnosis of secondary and micronutrient deficiencies and their management in rainfed agroecosystems: Case study from Indian semi-arid tropics}, author = {Sahrawat KL and Wani SP and Pardhasaradhi G and Murthy KVS}, url = {http://oar.icrisat.org/179/}, year = {2010}, date = {2010-01-01}, journal = {Communications in Soil Science and Plant Analysis}, volume = {41}, pages = {346--360}, publisher = {Taylor & Francis}, abstract = {Rainfed agriculture in the semi-arid tropical (SAT) regions of India is greatly influenced by water shortages caused by low, highly variable, and erratic rainfall. However, apart from water shortages, crop productivity in these regions is also affected by low fertility. Little effort has been devoted to diagnosing and managing the nutrient-related problems in farmers? fields in the SAT regions of India. The ongoing integrated watershed management program by the International Crops Research Institute for the Semi-arid Tropics and its partners provided the opportunity to diagnose the soil infertility-related problems by soil testing, develop nutrient management protocols, and determine on-farm crop responses to fertilization in the SAT zone of India. This article discusses examples from recent research on the diagnosis of multinutrient deficiencies and on-farm crop responses to fertilization. Results of analyses of soil samples from farmers? fields in several districts of Andhra Pradesh, Karnataka, Tamil Nadu, Rajasthan, and Madhya Pradesh states and Junagarh district, Gujarat, showed that almost all farmers? fields had low organic carbon (C), low to moderate available phosphorus (P), and generally adequate extractable potassium (K). However, the widespread deficiencies of sulfur (S), boron (B), and zinc (Zn) were most revealing; their deficiencies varied with nutrient, district, and state. On-farm trials conducted during three seasons (2002?2004) in three districts of Andhra Pradesh showed significant yield responses of maize, castor, groundnut, and mung bean to the applications of S, B, and Zn over farmer?s input treatment, and the yield responses were larger when these nutrients were added along with nitrogen (N) and P. It is concluded that the deficiencies of nutrients such as S, B, and Zn are widespread and are holding back the potential of rainfed production systems. Clearly, nutrient deficiencies can be diagnosed by soil testing.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Rainfed agriculture in the semi-arid tropical (SAT) regions of India is greatly influenced by water shortages caused by low, highly variable, and erratic rainfall. However, apart from water shortages, crop productivity in these regions is also affected by low fertility. Little effort has been devoted to diagnosing and managing the nutrient-related problems in farmers? fields in the SAT regions of India. The ongoing integrated watershed management program by the International Crops Research Institute for the Semi-arid Tropics and its partners provided the opportunity to diagnose the soil infertility-related problems by soil testing, develop nutrient management protocols, and determine on-farm crop responses to fertilization in the SAT zone of India. This article discusses examples from recent research on the diagnosis of multinutrient deficiencies and on-farm crop responses to fertilization. Results of analyses of soil samples from farmers? fields in several districts of Andhra Pradesh, Karnataka, Tamil Nadu, Rajasthan, and Madhya Pradesh states and Junagarh district, Gujarat, showed that almost all farmers? fields had low organic carbon (C), low to moderate available phosphorus (P), and generally adequate extractable potassium (K). However, the widespread deficiencies of sulfur (S), boron (B), and zinc (Zn) were most revealing; their deficiencies varied with nutrient, district, and state. On-farm trials conducted during three seasons (2002?2004) in three districts of Andhra Pradesh showed significant yield responses of maize, castor, groundnut, and mung bean to the applications of S, B, and Zn over farmer?s input treatment, and the yield responses were larger when these nutrients were added along with nitrogen (N) and P. It is concluded that the deficiencies of nutrients such as S, B, and Zn are widespread and are holding back the potential of rainfed production systems. Clearly, nutrient deficiencies can be diagnosed by soil testing. |
Diagnosis of secondary and micronutrient deficiencies and their management in rainfed agroecosystems: Case study from Indian semi‐arid tropics. Kanwar L.Sahrawat, Suhas P.Wani, G Pardhasaradhi and KVS Murthy (2010): In: Communications in Soil Science and Plant Analysis, 41 (3), pp. 346-360, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{doi:10.1080/00103620903462340, title = {Diagnosis of secondary and micronutrient deficiencies and their management in rainfed agroecosystems: Case study from Indian semi‐arid tropics}, author = {L.Sahrawat Kanwar and P.Wani Suhas and Pardhasaradhi G and Murthy KVS}, url = {http://dx.doi.org/10.1080/00103620903462340}, doi = {10.1080/00103620903462340}, year = {2010}, date = {2010-01-01}, journal = {Communications in Soil Science and Plant Analysis}, volume = {41}, number = {3}, pages = {346-360}, abstract = {Rainfed agriculture in the semi‐arid tropical (SAT) regions of India is greatly influenced by water shortages caused by low, highly variable, and erratic rainfall. However, apart from water shortages, crop productivity in these regions is also affected by low fertility. Little effort has been devoted to diagnosing and managing the nutrient‐related problems in farmers' fields in the SAT regions of India. The ongoing integrated watershed management program by the International Crops Research Institute for the Semi‐arid Tropics and its partners provided the opportunity to diagnose the soil infertility‐related problems by soil testing, develop nutrient management protocols, and determine on‐farm crop responses to fertilization in the SAT zone of India. This article discusses examples from recent research on the diagnosis of multinutrient deficiencies and on‐farm crop responses to fertilization. Results of analyses of soil samples from farmers' fields in several districts of Andhra Pradesh, Karnataka, Tamil Nadu, Rajasthan, and Madhya Pradesh states and Junagarh district, Gujarat, showed that almost all farmers' fields had low organic carbon (C), low to moderate available phosphorus (P), and generally adequate extractable potassium (K). However, the widespread deficiencies of sulfur (S), boron (B), and zinc (Zn) were most revealing; their deficiencies varied with nutrient, district, and state. On‐farm trials conducted during three seasons (2002–2004) in three districts of Andhra Pradesh showed significant yield responses of maize, castor, groundnut, and mung bean to the applications of S, B, and Zn over farmer's input treatment, and the yield responses were larger when these nutrients were added along with nitrogen (N) and P. It is concluded that the deficiencies of nutrients such as S, B, and Zn are widespread and are holding back the potential of rainfed production systems. Clearly, nutrient deficiencies can be diagnosed by soil testing.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Rainfed agriculture in the semi‐arid tropical (SAT) regions of India is greatly influenced by water shortages caused by low, highly variable, and erratic rainfall. However, apart from water shortages, crop productivity in these regions is also affected by low fertility. Little effort has been devoted to diagnosing and managing the nutrient‐related problems in farmers' fields in the SAT regions of India. The ongoing integrated watershed management program by the International Crops Research Institute for the Semi‐arid Tropics and its partners provided the opportunity to diagnose the soil infertility‐related problems by soil testing, develop nutrient management protocols, and determine on‐farm crop responses to fertilization in the SAT zone of India. This article discusses examples from recent research on the diagnosis of multinutrient deficiencies and on‐farm crop responses to fertilization. Results of analyses of soil samples from farmers' fields in several districts of Andhra Pradesh, Karnataka, Tamil Nadu, Rajasthan, and Madhya Pradesh states and Junagarh district, Gujarat, showed that almost all farmers' fields had low organic carbon (C), low to moderate available phosphorus (P), and generally adequate extractable potassium (K). However, the widespread deficiencies of sulfur (S), boron (B), and zinc (Zn) were most revealing; their deficiencies varied with nutrient, district, and state. On‐farm trials conducted during three seasons (2002–2004) in three districts of Andhra Pradesh showed significant yield responses of maize, castor, groundnut, and mung bean to the applications of S, B, and Zn over farmer's input treatment, and the yield responses were larger when these nutrients were added along with nitrogen (N) and P. It is concluded that the deficiencies of nutrients such as S, B, and Zn are widespread and are holding back the potential of rainfed production systems. Clearly, nutrient deficiencies can be diagnosed by soil testing. |
Effect of balanced nutrition on yield and economics of vegetable crop in participatory watersheds in Karnataka. CH Srinivasarao, SP Wani, KL Sahrawat, K Krishnappa and BKR Rao (2010): In: Indian Journal of Fertilisers, 6 (3), pp. 39–42, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{dspace2044, title = {Effect of balanced nutrition on yield and economics of vegetable crop in participatory watersheds in Karnataka}, author = {Srinivasarao CH and Wani SP and Sahrawat KL and Krishnappa K and Rao BKR}, url = {http://oar.icrisat.org/2044/}, year = {2010}, date = {2010-01-01}, journal = {Indian Journal of Fertilisers}, volume = {6}, number = {3}, pages = {39--42}, publisher = {Fertiliser Association of India, New Delhi}, abstract = {Effect of balanced nutrition was studied on the production of various vegetable crops Including ridge gourd, bitter gourd, green chillies, brinjal, tomato, potato and onion In watersheds of several districts of Karnataka. Results of soil test analysis showed that the extent of sulphur, zinc and boron deficiency was up to 90%, besides they were low In nitrogen and low to medium In available P. Yield benefits In different vegetable crops due to balanced nutrition In Dharwad and Haveri districts varied from 16% to 52%. The maximum benefit: cost ratio was found In case of tomato (11.4:1). Similarly, In Kolar, Tumkur and Chltradurga districts, the tomato, potato, capsicum and onion yields Improved substantially due to balanced application of deficient nutrients to soil as well as foliar spray.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Effect of balanced nutrition was studied on the production of various vegetable crops Including ridge gourd, bitter gourd, green chillies, brinjal, tomato, potato and onion In watersheds of several districts of Karnataka. Results of soil test analysis showed that the extent of sulphur, zinc and boron deficiency was up to 90%, besides they were low In nitrogen and low to medium In available P. Yield benefits In different vegetable crops due to balanced nutrition In Dharwad and Haveri districts varied from 16% to 52%. The maximum benefit: cost ratio was found In case of tomato (11.4:1). Similarly, In Kolar, Tumkur and Chltradurga districts, the tomato, potato, capsicum and onion yields Improved substantially due to balanced application of deficient nutrients to soil as well as foliar spray. |
Evaluation of stratification criteria for regional assessment of soil chemical fertility parameters in semi-arid tropical India. BKR Rao, CS Rao, KL Sahrawat and SP Wani (2010): In: Communications in Soil Science and Plant Analysis, 41 (17), pp. 2100–2108, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{dspace4224, title = {Evaluation of stratification criteria for regional assessment of soil chemical fertility parameters in semi-arid tropical India}, author = {Rao BKR and Rao CS and Sahrawat KL and Wani SP}, url = {http://oar.icrisat.org/4224/}, year = {2010}, date = {2010-01-01}, journal = {Communications in Soil Science and Plant Analysis}, volume = {41}, number = {17}, pages = {2100--2108}, publisher = {Taylor & Francis}, abstract = {Statistically sound soil sampling strategy is a prerequisite for assessing the soil fertility status of a region. We tested a stratified, random sampling methodology to ascertain whether surface geology, microwatershed, position on the toposequence, and size of farm holding explained the differences in the fertility parameters of soils in the semi-arid tropical region of Karnataka State, India. Descriptive statistics revealed that out of 119 farmer fields sampled, many were deficient in the following nutrients: 50% in available phosphorous (P), 78% in boron (B), 67% in zinc (Zn), and 72% in sulfur (S). Discriminant analysis indicated that fertility studies on a regional scale need to include good representation of soil heterogeneity based on parent material (surface geology), hydrological properties, and positions on toposequence but not the size of the farm holding. The proposed stratified random sampling technique enabled representation of the heterogeneity in the whole population even with a small sample set size}, keywords = {}, pubstate = {published}, tppubtype = {article} } Statistically sound soil sampling strategy is a prerequisite for assessing the soil fertility status of a region. We tested a stratified, random sampling methodology to ascertain whether surface geology, microwatershed, position on the toposequence, and size of farm holding explained the differences in the fertility parameters of soils in the semi-arid tropical region of Karnataka State, India. Descriptive statistics revealed that out of 119 farmer fields sampled, many were deficient in the following nutrients: 50% in available phosphorous (P), 78% in boron (B), 67% in zinc (Zn), and 72% in sulfur (S). Discriminant analysis indicated that fertility studies on a regional scale need to include good representation of soil heterogeneity based on parent material (surface geology), hydrological properties, and positions on toposequence but not the size of the farm holding. The proposed stratified random sampling technique enabled representation of the heterogeneity in the whole population even with a small sample set size |
Groundwater management an important driver for sustainable development and management of watersheds in dryland areas. SP Wani, TK Sreedevi, R Sudi, M D'Souza and P Pathak (2010): In: 2nd National Ground Water Congress, pp. 127–134, 2010. (Type: Inproceeding | Links | BibTeX) @inproceedings{dspace4657, title = {Groundwater management an important driver for sustainable development and management of watersheds in dryland areas}, author = {Wani SP and Sreedevi TK and Sudi R and D'Souza M and Pathak P}, url = {http://oar.icrisat.org/4657/}, year = {2010}, date = {2010-01-01}, booktitle = {2nd National Ground Water Congress}, volume = {15}, number = {2}, pages = {127--134}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Insect pests of Jatropha curcas L. and their management - Information bulletin. GV Ranga Rao, S Marimuthu, SP Wani and VP Rao (2010): International Crops Research Institute for Semi-Arid Tropics Patancheru, Andhra Pradesh India, 2010. (Type: Technical Report | Abstract | Links | BibTeX) @techreport{dspace5582, title = {Insect pests of Jatropha curcas L. and their management - Information bulletin}, author = {Ranga Rao GV and Marimuthu S and Wani SP and Rao VP}, url = {http://oar.icrisat.org/5582/}, year = {2010}, date = {2010-01-01}, publisher = {International Crops Research Institute for Semi-Arid Tropics}, address = {Patancheru, Andhra Pradesh India}, institution = {International Crops Research Institute for Semi-Arid Tropics}, abstract = {Citation: G V Ranga Rao, S Marimuttu, Suhas P Wani and V Rameshwar Rao. 2010. Insects pests of Jatropha curcas., L and their management. Information bulletin. Patancheru, A.P. 502 324, India: International Crops Research Institute for the Semi-Arid Tropics. 24 pages. Jatropha (Jatropha curcas., L) is an important bio-fuel crop across the globe. In nature this plant is attacked by several insect species of which less than 10 are known to be important, causing considerable damage to different parts at different stages of the crop. This bulletin provides short descriptions about the biology, distribution, damage symptoms and feasible management strategies of key species.}, keywords = {}, pubstate = {published}, tppubtype = {techreport} } Citation: G V Ranga Rao, S Marimuttu, Suhas P Wani and V Rameshwar Rao. 2010. Insects pests of Jatropha curcas., L and their management. Information bulletin. Patancheru, A.P. 502 324, India: International Crops Research Institute for the Semi-Arid Tropics. 24 pages. Jatropha (Jatropha curcas., L) is an important bio-fuel crop across the globe. In nature this plant is attacked by several insect species of which less than 10 are known to be important, causing considerable damage to different parts at different stages of the crop. This bulletin provides short descriptions about the biology, distribution, damage symptoms and feasible management strategies of key species. |
Integrated nutrient management to enhance on-farm productivity of rainfed maize in India. BKR Rao, KL Sahrawat, SP Wani and G Pardhasaradhi (2010): In: International Journal of Soil Science, 5 (4), pp. 216–225, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{dspace127, title = {Integrated nutrient management to enhance on-farm productivity of rainfed maize in India}, author = {Rao BKR and Sahrawat KL and Wani SP and Pardhasaradhi G}, url = {http://oar.icrisat.org/127/}, year = {2010}, date = {2010-01-01}, journal = {International Journal of Soil Science}, volume = {5}, number = {4}, pages = {216--225}, publisher = {Academic Journals}, abstract = {On-farm trials were conducted in the central Karnataka of India, over 3 years, with the objectives of quantifying the effects of applying balanced nutrition to rain fed maize with regard to yield response, plant nutrition, profitability and rain water use efficiency under multi-nutrient deficient conditions. Maize grain yield was significantly increased by the soil application of Farmers? Inputs (FI) plus additional quantities of nitrogen and phosphorus (NP), FI+sulfur, boron and zinc (SBZn) and FI+NP+SBZn treatments compared to maize receiving no fertilizer inputs or FI. Optimizing limiting soil nutrients significantly (pensuremath<0.05) enhanced grain productivity by an average of 67.1% and stover yields by 76.6% under farm situations. Also the treatment NP+SBZn over the FI treatment significantly increased the uptake of N, P, K, S and Zn in the grain and above-ground maize parts. Use of SBZn, along with the FI?s enhanced partial factor productivity and agronomic efficiency by 202 and 96.8%, respectively. However, the benefit: cost ratio (2.9: 1) of SBZn treatment was not encouraging and it was most lucrative (6.4: 1) in FI+NP treatment. Maize fertilized with balanced nutrition (FI+NP+SBZn) showed greater rain water use efficiency (almost increased by 50%), over the farmer?s practice of fertilization. Integrated application of additional quantities of NP and correcting SBZn deficiencies in rain fed maize are critical for not only to enhance the productivity and profitability but also to maintain sustainable soil resource base.}, keywords = {}, pubstate = {published}, tppubtype = {article} } On-farm trials were conducted in the central Karnataka of India, over 3 years, with the objectives of quantifying the effects of applying balanced nutrition to rain fed maize with regard to yield response, plant nutrition, profitability and rain water use efficiency under multi-nutrient deficient conditions. Maize grain yield was significantly increased by the soil application of Farmers? Inputs (FI) plus additional quantities of nitrogen and phosphorus (NP), FI+sulfur, boron and zinc (SBZn) and FI+NP+SBZn treatments compared to maize receiving no fertilizer inputs or FI. Optimizing limiting soil nutrients significantly (pensuremath<0.05) enhanced grain productivity by an average of 67.1% and stover yields by 76.6% under farm situations. Also the treatment NP+SBZn over the FI treatment significantly increased the uptake of N, P, K, S and Zn in the grain and above-ground maize parts. Use of SBZn, along with the FI?s enhanced partial factor productivity and agronomic efficiency by 202 and 96.8%, respectively. However, the benefit: cost ratio (2.9: 1) of SBZn treatment was not encouraging and it was most lucrative (6.4: 1) in FI+NP treatment. Maize fertilized with balanced nutrition (FI+NP+SBZn) showed greater rain water use efficiency (almost increased by 50%), over the farmer?s practice of fertilization. Integrated application of additional quantities of NP and correcting SBZn deficiencies in rain fed maize are critical for not only to enhance the productivity and profitability but also to maintain sustainable soil resource base. |
Integrated watershed management for increasing productivity and water-use efficiency in semi-arid tropical India. P Singh, P Pathak, SP Wani and KL Sahrawat (2010): In: Water and Agricultural Sustainability Strategies, pp. 181–205, CRC Press, Leiden, The Netherlands, 2010. (Type: Incollection | Abstract | Links | BibTeX) @incollection{dspace4693, title = {Integrated watershed management for increasing productivity and water-use efficiency in semi-arid tropical India}, author = {Singh P and Pathak P and Wani SP and Sahrawat KL}, url = {http://oar.icrisat.org/4693/}, year = {2010}, date = {2010-01-01}, booktitle = {Water and Agricultural Sustainability Strategies}, pages = {181--205}, publisher = {CRC Press}, address = {Leiden, The Netherlands}, abstract = {Poverty, food insecurity, and malnutrition are pervasive in the serm-arid trOpICS (SAT) of South Asia, including India. I n rural areas, most of the poor make their livelihoods on the use of natural resources, which are degraded and inefficiently used. This is because of the inadequate traditional management practIces of managing agriculture as well as the fact that resulting crop yields are much below the expected potential yields. ICRlSAT in the early 1970s initiated research on watersheds for integrated use of land, water, and crop management technologies for increasmg crop production through efficient use of natural resources, especially ramfal! that is highly variable in the SAT and is the main cause of year-to-year variation in crop production ill India. Improved watershed management on Vertisols more than doubled crop productivity, and rainfall-use efficiency increased from 35% to 70% when compared wlth traditional technology. After many years of implementmg and evaluating these improved technologies in on-farm situations, many lessons were learned and they formed part of the mtegrated watershed management model currently being pursued by ICRlSAT in conununity watersheds in rural settings. This watershed model is more holistic and puts rural communities and theIr collective actions at center stage for implementing improved watershed technologies with technical backstopping and convergence by consortium partners. We describe here the achievements made in enhancing crop productivity and rainfall-use efficiency by implementing improved technologies in onfarm community watersheds in India.}, keywords = {}, pubstate = {published}, tppubtype = {incollection} } Poverty, food insecurity, and malnutrition are pervasive in the serm-arid trOpICS (SAT) of South Asia, including India. I n rural areas, most of the poor make their livelihoods on the use of natural resources, which are degraded and inefficiently used. This is because of the inadequate traditional management practIces of managing agriculture as well as the fact that resulting crop yields are much below the expected potential yields. ICRlSAT in the early 1970s initiated research on watersheds for integrated use of land, water, and crop management technologies for increasmg crop production through efficient use of natural resources, especially ramfal! that is highly variable in the SAT and is the main cause of year-to-year variation in crop production ill India. Improved watershed management on Vertisols more than doubled crop productivity, and rainfall-use efficiency increased from 35% to 70% when compared wlth traditional technology. After many years of implementmg and evaluating these improved technologies in on-farm situations, many lessons were learned and they formed part of the mtegrated watershed management model currently being pursued by ICRlSAT in conununity watersheds in rural settings. This watershed model is more holistic and puts rural communities and theIr collective actions at center stage for implementing improved watershed technologies with technical backstopping and convergence by consortium partners. We describe here the achievements made in enhancing crop productivity and rainfall-use efficiency by implementing improved technologies in onfarm community watersheds in India. |
Land use and soil management effects on infiltration model parameters in semi-arid tropical alfisols. V Ramesh, KK Bandyopadhyay, KL Sharma, T Bhattacharyya and SP Wani (2010): In: Annals of Arid Zone, 49 (1), pp. 1–8, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{dspace6055, title = {Land use and soil management effects on infiltration model parameters in semi-arid tropical alfisols}, author = {Ramesh V and Bandyopadhyay KK and Sharma KL and Bhattacharyya T and Wani SP}, url = {http://oar.icrisat.org/6055/}, year = {2010}, date = {2010-01-01}, journal = {Annals of Arid Zone}, volume = {49}, number = {1}, pages = {1--8}, publisher = {Arid Zone Research Association of India}, abstract = {Soil infiltration parameters for empirical and process-based models were evaluated in different land use systems, namely agriculture (farmers' and high managmeent systems) and permanent fallow management system in two typical benchmark sites of Alfisol series (Hayathnagar and Kasireddipally) in AP. Under permanent fallow, the soil series of Kasireddipally has four times higher steady state infiltratin rate as compared to that in agricultural systems due to better soil physico-chemical properties.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Soil infiltration parameters for empirical and process-based models were evaluated in different land use systems, namely agriculture (farmers' and high managmeent systems) and permanent fallow management system in two typical benchmark sites of Alfisol series (Hayathnagar and Kasireddipally) in AP. Under permanent fallow, the soil series of Kasireddipally has four times higher steady state infiltratin rate as compared to that in agricultural systems due to better soil physico-chemical properties. |
Lessons from women's participation in ICRISAT R4D projects: Talking points for climate change initiatives. Rosana P.Mula, Suhas P.Wani, Kedar N.Rai and Venkataraman Balaji (2010): In: Climate and Development, 2 (4), pp. 378-389, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{doi:10.3763/cdev.2010.0059, title = {Lessons from women's participation in ICRISAT R4D projects: Talking points for climate change initiatives}, author = {P.Mula Rosana and P.Wani Suhas and N.Rai Kedar and Balaji Venkataraman}, url = {http://www.tandfonline.com/doi/abs/10.3763/cdev.2010.0059}, doi = {10.3763/cdev.2010.0059}, year = {2010}, date = {2010-01-01}, journal = {Climate and Development}, volume = {2}, number = {4}, pages = {378-389}, abstract = {Women have a key role in the organization of agricultural production. Their participation in agri-related projects is not only to make food available for the households; they participate to satisfy practical and strategic needs, where the latter are essential for self-worth. Women are one of the most vulnerable groups to bear the consequences of climate change. The experiences of the International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) in its research for development (R4D) projects provided substantive insights for the inclusion and empowerment of women in both the physical and social environment. Lessons learned for bringing in women's perspectives into projects include the importance of tangible economic benefits and users' perspectives in the management of local economies and social networks. These lessons led to women making a difference in the areas of village and organizational leadership, livelihood management and knowledge management, which are critical in addressing climate change impacts. Designing interventions for women requires an active process of social construction and negotiation, and that interventions should not be viewed as a package with simple and linear and systematic patterns.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Women have a key role in the organization of agricultural production. Their participation in agri-related projects is not only to make food available for the households; they participate to satisfy practical and strategic needs, where the latter are essential for self-worth. Women are one of the most vulnerable groups to bear the consequences of climate change. The experiences of the International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) in its research for development (R4D) projects provided substantive insights for the inclusion and empowerment of women in both the physical and social environment. Lessons learned for bringing in women's perspectives into projects include the importance of tangible economic benefits and users' perspectives in the management of local economies and social networks. These lessons led to women making a difference in the areas of village and organizational leadership, livelihood management and knowledge management, which are critical in addressing climate change impacts. Designing interventions for women requires an active process of social construction and negotiation, and that interventions should not be viewed as a package with simple and linear and systematic patterns. |
Managing natural resources of watersheds in the semi-arid tropics for improved soil and water quality: A review. KL Sahrawat, SP Wani, P Pathak and TJ Rego (2010): In: Agricultural Water Management, 97 (3), pp. 375–381, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{dspace81, title = {Managing natural resources of watersheds in the semi-arid tropics for improved soil and water quality: A review}, author = {Sahrawat KL and Wani SP and Pathak P and Rego TJ}, url = {http://oar.icrisat.org/81/}, year = {2010}, date = {2010-01-01}, journal = {Agricultural Water Management}, volume = {97}, number = {3}, pages = {375--381}, publisher = {Elsevier}, abstract = {Soil, water and production systems constitute the most important natural resources of a watershed in the rainfed agro-ecosystem; and for sustainability of the production systems they need to be in harmony with the environment. To learn from the past research, a review is made of literature on the impact of natural resource management practices on soil and water quality in the semi-arid tropical regions of India. The results from long-term on station field experiments show that an integrated use of soil and water conservation practices with balanced plant nutrition can not only sustain increased productivity but also maintain soil quality at the watershed or catchment level. Natural resource management practices that conserve soil and water also help to maintain surface and groundwater quality. The changes in soil and water quality, as impacted by natural resource management practices, need to be monitored and assessed on a continuing basis as the outcome of such research offers valuable opportunity for the implementation of corrective management practices, as and when needed.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Soil, water and production systems constitute the most important natural resources of a watershed in the rainfed agro-ecosystem; and for sustainability of the production systems they need to be in harmony with the environment. To learn from the past research, a review is made of literature on the impact of natural resource management practices on soil and water quality in the semi-arid tropical regions of India. The results from long-term on station field experiments show that an integrated use of soil and water conservation practices with balanced plant nutrition can not only sustain increased productivity but also maintain soil quality at the watershed or catchment level. Natural resource management practices that conserve soil and water also help to maintain surface and groundwater quality. The changes in soil and water quality, as impacted by natural resource management practices, need to be monitored and assessed on a continuing basis as the outcome of such research offers valuable opportunity for the implementation of corrective management practices, as and when needed. |
Managing water in rainfed agriculture - The need for a paradigm shift. J Rockstroma, L Karlberg, SP Wani, J Barron, N Hatibu, T Oweis, A Bruggeman, J Farahani and Z Qiang (2010): In: Agricultural Water Management, 97 , pp. 543–550, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{dspace172, title = {Managing water in rainfed agriculture - The need for a paradigm shift}, author = {Rockstroma J and Karlberg L and Wani SP and Barron J and Hatibu N and Oweis T and Bruggeman A and Farahani J and Qiang Z}, url = {http://oar.icrisat.org/172/}, year = {2010}, date = {2010-01-01}, journal = {Agricultural Water Management}, volume = {97}, pages = {543--550}, publisher = {Elsevier}, abstract = {Rainfed agriculture plays and will continue to play a dominant role in providing food and livelihoods for an increasing world population. We describe the world?s semi-arid and dry sub-humid savannah and steppe regions as global hotspots, in terms of water related constraints to food production, high prevalence of malnourishment and poverty, and rapidly increasing food demands. We argue that major water investments in agriculture are required. In these regions yield gaps are large, not due to lack of water per se, but rather due to inefficient management of water, soils, and crops. An assessment of management options indicates that knowledge exists regarding technologies,management systems, and planning methods. A key strategy is to minimise risk for dry spell induced crop failures, which requires an emphasis on water harvesting systems for supplemental irrigation. Large-scale adoption of water harvesting systems will require a paradigm shift in Integrated Water Resource Management (IWRM), in which rainfall is regarded as the entry point for the governance of freshwater, thus incorporating green water resources (sustaining rainfed agriculture and terrestrial ecosystems) and blue water resources (local runoff). The divide between rainfed and irrigated agriculture needs to be reconsidered in favor of a governance, investment, and management paradigm, which considers all water options in agricultural systems. A new focus is needed on the meso-catchment scale, as opposed to the current focus of IWRM on the basin level and the primary focus of agricultural improvements on the farmer?s field. We argue that the catchment scale offers the best opportunities for water investments to build resilience in smallscale agricultural systems and to address trade-offs between water for food and other ecosystem functions and services.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Rainfed agriculture plays and will continue to play a dominant role in providing food and livelihoods for an increasing world population. We describe the world?s semi-arid and dry sub-humid savannah and steppe regions as global hotspots, in terms of water related constraints to food production, high prevalence of malnourishment and poverty, and rapidly increasing food demands. We argue that major water investments in agriculture are required. In these regions yield gaps are large, not due to lack of water per se, but rather due to inefficient management of water, soils, and crops. An assessment of management options indicates that knowledge exists regarding technologies,management systems, and planning methods. A key strategy is to minimise risk for dry spell induced crop failures, which requires an emphasis on water harvesting systems for supplemental irrigation. Large-scale adoption of water harvesting systems will require a paradigm shift in Integrated Water Resource Management (IWRM), in which rainfall is regarded as the entry point for the governance of freshwater, thus incorporating green water resources (sustaining rainfed agriculture and terrestrial ecosystems) and blue water resources (local runoff). The divide between rainfed and irrigated agriculture needs to be reconsidered in favor of a governance, investment, and management paradigm, which considers all water options in agricultural systems. A new focus is needed on the meso-catchment scale, as opposed to the current focus of IWRM on the basin level and the primary focus of agricultural improvements on the farmer?s field. We argue that the catchment scale offers the best opportunities for water investments to build resilience in smallscale agricultural systems and to address trade-offs between water for food and other ecosystem functions and services. |
Nutrient content of cauliflower (Brassica oleracea L. var. botrytis) as influenced by boron and farmyard manure in North West Himalayan alfisols. G Chander, TS Verma and S Sharma (2010): In: Journal of the Indian Society of Soil Science, 58 , pp. 248–251, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{dspace159, title = {Nutrient content of cauliflower (Brassica oleracea L. var. botrytis) as influenced by boron and farmyard manure in North West Himalayan alfisols}, author = {Chander G and Verma TS and Sharma S}, url = {http://oar.icrisat.org/159/}, year = {2010}, date = {2010-01-01}, journal = {Journal of the Indian Society of Soil Science}, volume = {58}, pages = {248--251}, abstract = {Chemical composition is the index of development of plant which determines the magnitude of yield potential (Cate and Nelson 1971). Among micronutrients, boron (B) is one of the essential micronutrients required for normal growth and development of crop plants. Boron in plants is reported to function at membrane level (Shelp et al. 1995) and is credited with maintaining membrane integrity (Cakmak et al. 1995) and enhanced ability of membranes to transport vital nutrients. The farmyard manure (FYM) itself contains reasonable amounts of nutrients which become available to plants upon decomposition besides enhancing availability of native as well as applied nutrients. The studies on the effect of B and FYM application on chemical composition of vegetables in general, and cauliflower in particular, are scanty. Therefore, greenhouse studies were conducted to investigate the effect of B and FYM on nutrient contents in cauliflower on two B-deficient soils collected from two varied agro-climatic conditions in North-West Himalayas of Himachal Pradesh.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Chemical composition is the index of development of plant which determines the magnitude of yield potential (Cate and Nelson 1971). Among micronutrients, boron (B) is one of the essential micronutrients required for normal growth and development of crop plants. Boron in plants is reported to function at membrane level (Shelp et al. 1995) and is credited with maintaining membrane integrity (Cakmak et al. 1995) and enhanced ability of membranes to transport vital nutrients. The farmyard manure (FYM) itself contains reasonable amounts of nutrients which become available to plants upon decomposition besides enhancing availability of native as well as applied nutrients. The studies on the effect of B and FYM application on chemical composition of vegetables in general, and cauliflower in particular, are scanty. Therefore, greenhouse studies were conducted to investigate the effect of B and FYM on nutrient contents in cauliflower on two B-deficient soils collected from two varied agro-climatic conditions in North-West Himalayas of Himachal Pradesh. |
Performance of polymer-coated urea in transplanted rice: Effect of mixing ratio and water input on nitrogen use efficiency. Mukund Patil, Bhabani Das, Eran Barak, Pratap Bhadoria and Amir Polak (2010): In: Paddy and Water Environment, 8 (2), pp. 189-198, 2010, ISSN: 1611-2490. (Type: Journal Article | Links | BibTeX) @article{, title = {Performance of polymer-coated urea in transplanted rice: Effect of mixing ratio and water input on nitrogen use efficiency}, author = {Patil Mukund and Das Bhabani and Barak Eran and Bhadoria Pratap and Polak Amir }, url = {http://dx.doi.org/10.1007/s10333-010-0197-3}, doi = {10.1007/s10333-010-0197-3}, issn = {1611-2490}, year = {2010}, date = {2010-01-01}, journal = {Paddy and Water Environment}, volume = {8}, number = {2}, pages = {189-198}, publisher = {Springer-Verlag}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Productivity enhancement and improved livelihoods through participatory soil fertility management in Tribal districts of Andhra Pradesh. CH Srinivasa Rao, B Venkateswarlu, SP Wani, KL Sahrawat, S Dixit, S Kundu, KG Devi, C Rajesh and G Pardasaradhi (2010): In: Indian Journal of Dryland Agriculture Research and Development, 25 (2), pp. 23–32, 2010. (Type: Journal Article | Abstract | Links | BibTeX) @article{dspace4028, title = {Productivity enhancement and improved livelihoods through participatory soil fertility management in Tribal districts of Andhra Pradesh}, author = {Srinivasa Rao CH and Venkateswarlu B and Wani SP and Sahrawat KL and Dixit S and Kundu S and Devi KG and Rajesh C and Pardasaradhi G}, url = {http://oar.icrisat.org/4028/}, year = {2010}, date = {2010-01-01}, journal = {Indian Journal of Dryland Agriculture Research and Development}, volume = {25}, number = {2}, pages = {23--32}, publisher = {The Indian Society of Dryland Agriculture}, abstract = {Under the National Agricultural Innovation Project (NAIP) , three tribal-dominated districts (Adilabad, Khammam and Nalgonda) in Andhra Pradesh were selected to study the role of Site Specific Nutrient Management (SSNM) and balanced nutrition to enhancing income and livelihood security. By adopting a toposequence approach, 720 surface soil samples were collected from 39 villages with the participation of farmers. The soil sampling was based on stratified random sampling. Generally, it is believed that soils in the tribal region are rich in organic carbon and high in soil fertility because of relatively low intensity cropping. Contrary to this belief, the results of soil analyses showed that most of the soils are low to medium in organic carbon, low in available N and P, and low to high in available K. Among the secondary and micronutrients, S, B and Zn are the emerging nutritional constraints. By adopting SSNMand balanced nutrition approach, increase in yield ranged from 13 to 53% in cotton, 15 to 58% in chickpea, 18 to 44% in groundnut, 33 to 47% in green gram; and in vegetable crops, the increase in yield varied from 25 to 54% in tomato and 7-10% in Bhindi (Ladies fmger) over the farmer's practice (FP). Net income and return per Re investment also increased by balanced nutrition. In cotton, net income obtained ranged between Rs. 30783 and 55533 ha-1 in Adilabad, Rs. 15,030 and 70,533 ha-1 in Khammam under balanced nutrient management. In other crops, the net return was Rs. 5564-14214 ha-! in chickpea, . Rs. 8380-13840 ha-1 in groundnut, Rs. 4207-8995 ha'! in green gram, Rs. 47526-78329 ha-! in tomato and Rs. 15570-38370 ha-1 in Bhindi under balanced nutrition. Mean value of return per Re investment was 2.97-3.05, 1.78, 1.60, 1.55,2.09 Ind 1.78 in cotton, chickpea, groundnut, green gram, tomato and Bhindi, respectively under balanced nutrition.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Under the National Agricultural Innovation Project (NAIP) , three tribal-dominated districts (Adilabad, Khammam and Nalgonda) in Andhra Pradesh were selected to study the role of Site Specific Nutrient Management (SSNM) and balanced nutrition to enhancing income and livelihood security. By adopting a toposequence approach, 720 surface soil samples were collected from 39 villages with the participation of farmers. The soil sampling was based on stratified random sampling. Generally, it is believed that soils in the tribal region are rich in organic carbon and high in soil fertility because of relatively low intensity cropping. Contrary to this belief, the results of soil analyses showed that most of the soils are low to medium in organic carbon, low in available N and P, and low to high in available K. Among the secondary and micronutrients, S, B and Zn are the emerging nutritional constraints. By adopting SSNMand balanced nutrition approach, increase in yield ranged from 13 to 53% in cotton, 15 to 58% in chickpea, 18 to 44% in groundnut, 33 to 47% in green gram; and in vegetable crops, the increase in yield varied from 25 to 54% in tomato and 7-10% in Bhindi (Ladies fmger) over the farmer's practice (FP). Net income and return per Re investment also increased by balanced nutrition. In cotton, net income obtained ranged between Rs. 30783 and 55533 ha-1 in Adilabad, Rs. 15,030 and 70,533 ha-1 in Khammam under balanced nutrient management. In other crops, the net return was Rs. 5564-14214 ha-! in chickpea, . Rs. 8380-13840 ha-1 in groundnut, Rs. 4207-8995 ha'! in green gram, Rs. 47526-78329 ha-! in tomato and Rs. 15570-38370 ha-1 in Bhindi under balanced nutrition. Mean value of return per Re investment was 2.97-3.05, 1.78, 1.60, 1.55,2.09 Ind 1.78 in cotton, chickpea, groundnut, green gram, tomato and Bhindi, respectively under balanced nutrition. |
Productivity enhancement through sustainable management of natural resources: Proceedings of Tata-ICRISAT-ICAR and model watershed projects - Review and planning meeting 4-6 May 2010. SP Wani, KH Anantha and KL Sahrawat (Ed.) (2010): International Crops Research Institute for the Semi-Arid Tropics, Patancheru, Andhra Pradesh, India, 2010. (Type: Book | Abstract | Links | BibTeX) @book{dspace3684, title = {Productivity enhancement through sustainable management of natural resources: Proceedings of Tata-ICRISAT-ICAR and model watershed projects - Review and planning meeting 4-6 May 2010}, editor = {Wani SP and Anantha KH and Sahrawat KL}, url = {http://oar.icrisat.org/3684/}, year = {2010}, date = {2010-01-01}, publisher = {International Crops Research Institute for the Semi-Arid Tropics}, address = {Patancheru, Andhra Pradesh, India}, abstract = {In this meeting, the major issues of arid and semi-arid areas regarding water scarcity, nutrient deficiency, salinity, alkalinity, small and marginal land holdings, poor economic status, increasing food prices and high population growth were discussed. Scientists suggested management strategies to overcome these problems and to enhance agricultural productivity. Moreover, it was emphasized that vast untapped potential exists in rainy season fallow and rice fallow lands in India which could be harnessed by adopting improved technologies.}, keywords = {}, pubstate = {published}, tppubtype = {book} } In this meeting, the major issues of arid and semi-arid areas regarding water scarcity, nutrient deficiency, salinity, alkalinity, small and marginal land holdings, poor economic status, increasing food prices and high population growth were discussed. Scientists suggested management strategies to overcome these problems and to enhance agricultural productivity. Moreover, it was emphasized that vast untapped potential exists in rainy season fallow and rice fallow lands in India which could be harnessed by adopting improved technologies. |
Water use efficiency enhanced through balanced nutrient management - A case study from Rajasthan. G Chander, SP Wani, KL Sahrawat and TP Mathur (2010): 2nd International Conference on Environmental Management, 2010. (Type: Conference | Abstract | Links | BibTeX) @conference{dspace6892, title = {Water use efficiency enhanced through balanced nutrient management - A case study from Rajasthan}, author = {Chander G and Wani SP and Sahrawat KL and Mathur TP}, url = {http://oar.icrisat.org/6892/}, year = {2010}, date = {2010-01-01}, booktitle = {2nd International Conference on Environmental Management}, pages = {435--441}, abstract = {Nutrient deficiencies in addition to water shortage are holding back the potential to enhance productivity o f the rain fed systems in the semi arid tropics (SAT) and is one of the main reasonsfor poor utilization o f available water and thereby low water use efficiency. The vulnerability of tanners to anticipated changes in patterns of supplies of natural resources particularly water shortage due to climate change requires optimum utiiization of water resources. In soil sample analysis from farmers fields in the semi arid regions of Rajasthan, available sulphur, boron and zinc varied across farmers fields from 1.9 to 274, 0.08 to 2.46 and 0.06 to 28,6 mg kg-1. The findings surprised with widespread deficiencies of sulphur, boron and zinc in addition to nitrogen and phosphorus. Farmer participatory experiments were conducted in the semi arid regions of Rajasthan on inclusion o f deficient secondary and micronutrients in the fertilizer recommendations for crop production along with improved cultivars. The integrated approach of soil and crop management recorded best yields by Way of improved water use efficiency in maize (2.42 times), pearl millet (2.51 times), and soybean (1,83 times).}, keywords = {}, pubstate = {published}, tppubtype = {conference} } Nutrient deficiencies in addition to water shortage are holding back the potential to enhance productivity o f the rain fed systems in the semi arid tropics (SAT) and is one of the main reasonsfor poor utilization o f available water and thereby low water use efficiency. The vulnerability of tanners to anticipated changes in patterns of supplies of natural resources particularly water shortage due to climate change requires optimum utiiization of water resources. In soil sample analysis from farmers fields in the semi arid regions of Rajasthan, available sulphur, boron and zinc varied across farmers fields from 1.9 to 274, 0.08 to 2.46 and 0.06 to 28,6 mg kg-1. The findings surprised with widespread deficiencies of sulphur, boron and zinc in addition to nitrogen and phosphorus. Farmer participatory experiments were conducted in the semi arid regions of Rajasthan on inclusion o f deficient secondary and micronutrients in the fertilizer recommendations for crop production along with improved cultivars. The integrated approach of soil and crop management recorded best yields by Way of improved water use efficiency in maize (2.42 times), pearl millet (2.51 times), and soybean (1,83 times). |
2009 |
Agriculture and Allied Micro-enterprise for Livelihood Opportunities. KH Anantha, SP Wani and TK Sreedevi (2009): In: Best-bet Options for Integrated Watershed Management Proceedings of the Comprehensive Assessment of Watershed Programs in India, 25-27 July 2007, ICRISAT Patancheru, Andhra Pradesh, India, 2009. (Type: Inproceeding | Links | BibTeX) @inproceedings{KH2009, title = {Agriculture and Allied Micro-enterprise for Livelihood Opportunities}, author = {Anantha KH and Wani SP and Sreedevi TK}, url = {http://oar.icrisat.org/3922/}, year = {2009}, date = {2009-11-02}, booktitle = {Best-bet Options for Integrated Watershed Management Proceedings of the Comprehensive Assessment of Watershed Programs in India, 25-27 July 2007, ICRISAT Patancheru, Andhra Pradesh, India}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Baseline Socio-economic Characterization of Watersheds. KH Anantha, SP Wani and TK Sreedevi (2009): In: Best-bet Options for Integrated Watershed Management, 25-27 July 2007, ICRISAT(Patancheru), 2009. (Type: Inproceeding | Links | BibTeX) @inproceedings{KH2009b, title = {Baseline Socio-economic Characterization of Watersheds}, author = {Anantha KH and Wani SP and Sreedevi TK}, url = {http://oar.icrisat.org/4622/}, year = {2009}, date = {2009-11-02}, booktitle = {Best-bet Options for Integrated Watershed Management, 25-27 July 2007, ICRISAT(Patancheru)}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |