V. Khan, K. Manohar, and H. Verma, “Effect of vermicompost and biofertilizer on yield, quality and economics of cowpea”, AAR, vol. 36, no. 3, Feb. 2016, Accessed: Jun. 07, 2026. [Online]. Available: https://epubs.icar.org.in/index.php/AAR/article/view/55566