B.R.Saikishore Kumar, Jagadeesh Kumar Ega, and Suma Sanikommu. “Studies Of Composite Based NPK Fertilizer Its Application For Sustainable Agriculture”. Journal of Advanced Zoology 44, no. 5 (November 12, 2023): 1340–1345. Accessed July 5, 2024. https://jazindia.com/index.php/jaz/article/view/3822.