SOSIBO, Nondumiso Z.; MUCHAONYERWA, Pardon; VISSER, Lientjie; BARNARD, Annelie; DUBE, Ernest; TSILO, Toi J. Soil fertility constraints and yield gaps of irrigation wheat in South Africa. South African Journal of Science, [S. l.], v. 113, n. 1/2, p. 9, 2017. DOI: 10.17159/sajs.2017/20160141. Disponível em: https://sajs.co.za/article/view/3578. Acesso em: 16 apr. 2024.