Bhatt, M. D., S. P. Singh, and A. Tewarir. “Impact of Weeds on Paddy Biomass in Upland Rainfed Areas of Terai Region of Nepal”. Ecoprint: An International Journal of Ecology 13 (June 3, 2009): 15–22. Accessed April 25, 2024. https://www.nepjol.info/index.php/ECO/article/view/1623.