Paudel, Dev Raj, Pramila Dhakal, Kailash P. Timsina, and Ananta Dahal. “Azolla As an Economic Substitute to Soybean Based Feed for Poultry”. International Journal of Applied Sciences and Biotechnology 3, no. 4 (December 30, 2015): 619–625. Accessed March 29, 2024. https://nepjol.info/index.php/IJASBT/article/view/13636.