Singh, D K, TBS Rajput, D K Singh, H S Sikarwar, R N Sahoo, and T Ahmad. “Performance of Subsurface Drip Irrigation System With Line Source of Water Application in Okra Field”. Journal of Agricultural Engineering 43, no. 3 (September 5, 2006). Accessed October 23, 2025. https://epubs.icar.org.in/index.php/JAE/article/view/14776.