., Kiran, DS Duhan, VPS Panghal, and MK Rana. “Phosphorus and Zinc Effect on Seed Yield and Quality of Vegetable Cowpea”. Vegetable Science 44, no. 02 (December 31, 2017): 74–78. Accessed October 2, 2026. https://isvsvegsci.in/index.php/vegetable/article/view/282.