SURI, V K; PURI, U K. Effect of Phosphorus application with and without farmyard manure on rainfed maize (Zea mays) - wheat (Triticum aestivum) - maize sequence. The Indian Journal of Agricultural Sciences, Delhi, India, v. 67, n. 1, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/29825. Acesso em: 14 jun. 2026.