Khadka, Yagya Gajadhar, Suresh Kumar Rai, and Sambhu Raut. “Long Term Effects of Organic and Inorganic Fertilizers on Rice under Rice-Wheat Cropping Sequence”. Nepal Journal of Science and Technology 9 (June 7, 2010): 7–13. Accessed November 23, 2024. https://nepjol.info./index.php/NJST/article/view/3156.