Ojha, Roshan Babu, Shree Chand Shah, Keshab Raj Pande, and Durga Datta Dhakal. “Soil Properties and Earthworm Population Dynamics Influenced by Organic Manure in Winter and Spring Seasons at Rampur, Chitwan, Nepal”. International Journal of Applied Sciences and Biotechnology 2, no. 2 (June 25, 2014): 193-198. Accessed August 20, 2019. https://www.nepjol.info/index.php/IJASBT/article/view/10474.