Grain yield and P and K accumulation in winter sorghum [Sorghum bicolor (L.) Moench] as influenced by tillage practices, organic amendments, and N application in the Vertisols of semi-arid tropical India. (01). Tropical Agriculture, [S. l.], v. 84, n. 1, 2007. Disponível em: https://journals.sta.uwi.edu/ojs/index.php/ta/article/view/1135. Acesso em: 27 apr. 2025.