Kumar, S., Bazaya, B., Sharma, A., Puniya, R., & Bhagat, S. (2017). Influence of graded levels of N, P, K on growth, yield and economics of hybrid rice cultivars (Oryza sativa) under subtropical irrigated conditions. Annals of Agricultural Research, 38(2). https://epubs.icar.org.in/index.php/AAR/article/view/75038