KAVITA, KAVITA, DEVRAJ DEVRAJ, V S HOODA, D S DAHIYA, KAVINDER KAVINDER, and HARENDER HARENDER. 2021. “Humic Substances and Available Nutrients Influenced by Tillage and Weed Management Practices”. The Indian Journal of Agricultural Sciences 91 (10): 1452–1456. https://doi.org/10.56093/ijas.v91i10.117426.