Nepal, Sujata, Smrity Bhandari, Selina Mainali, and Shankar Subedi. “Evaluation of Nano Urea on Growth and Yield Parameters of Cowpea (Vigna Unguiculata) in Chitwan, Nepal”. Archives of Agriculture and Environmental Science 10, no. 4 (December 25, 2025): 687–691. Accessed March 12, 2026. https://aesacademy.org/journals/index.php/aaes/article/view/10-04-018.