HEGDE, D M; KATYAL, VIJAY. Long-term effect of fertilizer use on crop prductivity and soil fertility in maize (zea mays)-wheat (Triticum aetivum) cropping system in two soil types. The Indian Journal of Agricultural Sciences, Delhi, India, v. 68, n. 2, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/27302. Acesso em: 29 oct. 2025.