M Jayakumar, U Surendran, P Manickasundaram. 2015. Drip Fertigation Program on Growth, Crop Productivity, Water, and Fertilizer-Use Efficiency of Bt Cotton in Semiarid Tropical Region of India, Communications in Soil Science and Plant Analysis, 46:3, 293-304, DOI:10.1080/00103624.2014.969403
M Jayakumar, U Surendran, P Manickasundaram. 2015. Drip Fertigation Program on Growth, Crop Productivity, Water, and Fertilizer-Use Efficiency of Bt Cotton in Semiarid Tropical Region of India, Communications in Soil Science and Plant Analysis, 46:3, 293-304, DOI:10.1080/00103624.2014.969403