DEEKSHITULU, V V R; SUBBAIAH, G. Nitrogen and sulphur requirement of indian mustard (Brassia juncea) in clayey soils of Krishna-Godavari zone of Andhra Pradesh*. The Indian Journal of Agricultural Sciences, Delhi, India, v. 67, n. 10, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/30075. Acesso em: 25 oct. 2025.