R. Sagar, G.N. Thippeshappa, K.T. Gurumurhty, Ganapathi, M. Dinesh Kumar, & M.S. Nandish. (2024). Multianalytical Approach to Study Humic Substance Extracted from Farmyard Manure. Journal of the Indian Society of Soil Science, 71(4), 383-387. https://epubs.icar.org.in/index.php/JISSS/article/view/149143