1.Amareswari, P.U. and Sujathamma, P. 2013. Jeevamrutha as an alternative to chemical fertilizers in rice production. Agricultural Science Digest, 34: 240-242.

2.Anonymous. 2020a. Annual Report 2019-20. Department of Agriculture, Cooperation, and Farmers Welfare, Ministry of Agriculture and Farmers Welfare, Government of India, New Delhi, 252-255.

3.Anonymous. 2018b. Statistical Abstract of Himachal Pradesh 2018-19, Department of Economics and Statistics, Shimla, 149-151.

4.Anonymous. 2019. Press Information Bureau (PIB), Ministry of Agriculture, Government of India. Retrieved from https://pib.gov.in/newsite/PrintRelease.aspx?relid=189003 (11:00 am, July 20, 2020).

5.Bagal, Y.S., Sharma, L.K., Kaur, G.P., Singh, A. and Gupta, P. 2018. Trends and patterns in fertilizer consumption: A case study. International Journal of Current Microbiology and Applied Sciences, 7: 480-487.

6.Khadse, A. and Rosset, P.M. 2019. Zero Budget Natural Farming in India from Inception to Institutionalization. Agroecology and Sustainable Food Systems, 8: 2168-3573.

7.Koner, N. and Laha, A. 2020. Economics of Zero Budget Natural Farming in the Purulia District of West Bengal. Studies in Agricultural Economics, 122: 22-28.

8.Galab, S., Reddy, P.P., Raju, S.R., Ravi, C. and Rajani, A. 2019. Impact Assessment of Zero Budget Natural Farming in Andhra Pradesh, Kharif 2018-19. Center for Economic and Social Studies, Nizamiah Observatory Campus, Begumpet, Telangana, pp. 60-61.

9.Patra, S., Mishra, P. and Mahapatra, S.C. 2016. Modeling impacts of chemical fertilizer on agricultural production: A case study on Hooghly district, West Bengal, India. Model Earth System Environment, 2: 1.

10.Praduman, K., Joshi, P.K. and Mittal, S. 2016. Demand vs. Supply of Food in India - Futuristic Projection. Proceedings of the Indian National Science Academy, 82(5): 1579-1586.