KAVITA, KAVITA, DEVRAJ DEVRAJ, V S HOODA, D S DAHIYA, KAVINDER KAVINDER, and HARENDER HARENDER. “Humic Substances and Available Nutrients Influenced by Tillage and Weed Management Practices”. The Indian Journal of Agricultural Sciences 91, no. 10 (November 2, 2021): 1452–1456. Accessed April 17, 2024. https://epubs.icar.org.in/index.php/IJAgS/article/view/117426.