LL MZINI; K WINTER. Analysis of grey-water used for irrigating vegetables and possible effects on soils in the vicinity of Umtata Dam, Eastern Cape. Water SA, [S. l.], v. 41, n. 1 January, 2015. DOI: 10.4314/wsa.v41i1.14. Disponível em: https://watersa.net/article/view/10965. Acesso em: 18 may. 2024.