Karki, Tika Bahadur, Nirmal Gadal, and Jiban Shrestha. “Studies on the Conservation Agriculture Based Practices under Maize (Zea Mays L.) Based System in the Hills of Nepal”. International Journal of Applied Sciences and Biotechnology 2, no. 2 (June 25, 2014): 185-192. Accessed May 22, 2019. https://www.nepjol.info/index.php/IJASBT/article/view/10353.