NSANZABAGANWA, E., DAS, T. K., & RANA, D. S. (2014). Nitrogen and phosphorus effects on the growth, phenology, heat and nutrients accumulation and yield of winter maize (Zea mays) in western Indo-Gangetic Plains. The Indian Journal of Agricultural Sciences, 84(5), 661–4. https://doi.org/10.56093/ijas.v84i5.40494