Koirala, Umesh, Sasinath Jha, Bhabindra Niroula, and Bindu Pokharel (Bhattarai). “Seasonal Variations in Biomass and Nutrients in Eichhornia Crassipes (Martius) Solms-Laubach at Biratnagar, Nepal”. Nepalese Journal of Biosciences 4, no. 1 (December 1, 2014): 62–69. Accessed December 22, 2024. https://nepjol.info/index.php/NJBS/article/view/41709.