Khadka, D.; Lamichhane, S.; Shrestha, K.; Joshi, S.; Karna, M.; Pant, B. B.; Yadav, S. Soil Fertility Assessment and Mapping of Agricultural Research Station, Jaubari, Illam, Nepal. Int. J. Environ. 2017, 6 (3), 46-70. https://doi.org/10.3126/ije.v6i3.18097.