Singh, G, SS Walia, SP Singh, R Bhagat, S Kaur, and K Sharma. “Residual Effects of Integrated Nutrient Management on the Performance of Cowpea (Vigna Unguiculata) in Maize-Barley-Cowpea Rotation in Northwestern India”. Plant Science Today 13, no. sp1 (April 14, 2026). Accessed April 27, 2026. https://horizonepublishing.com/journals/index.php/PST/article/view/12848.