Nodulation Productivity and Nutrient Uptake of Cowpea (<i>Vigna unguiculata</i>L. Walp) with Phosphorus and Potassium under Rainfed Conditions

Communications in Soil Science and Plant Analysis - Tập 45 Số 3 - Trang 321-331 - 2014
V. K. Choudhary1, P. Suresh Kumar2
1Indian Council of Agricultural Research, Research Complex for Northeastern Hilly Region, Arunachal Pradesh Center, Basar, India
2Central Tuber Crop Research Institute, Thiruvanathapuram, Kerala, India

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