A.S. BRAR, G.S. BUTTAR, and KRISHAN KUMAR VASHIST. “ Enhancing Crop and Water Productivity of Spring Maize (Zea Mays) through Drip Fertigation”. Indian Journal of Agronomy 64, no. 1 (October 10, 2001): 87–92. Accessed June 26, 2026. https://pub.isa-india.in/index.php/ija/article/view/5238.