POONIYA, V. et al. 2015. Nutrient Expert assisted site-specific-nutrient-management: An alternative precision fertilization technology for maize-wheat cropping system in South-Asian Indo-Gangetic Plains. The Indian Journal of Agricultural Sciences. 85, 8 (Aug. 2015), 996–1002. DOI:https://doi.org/10.56093/ijas.v85i8.50796.