FISCHER, Klara; VAN DEN BERG, Johnnie; MUTENGWA, Charles. Is Bt maize effective in improving South African smallholder agriculture?. South African Journal of Science, [S. l.], v. 111, n. 1/2, p. 1–2, 2015. DOI: 10.17159/sajs.2015/a0092. Disponível em: https://sajs.co.za/article/view/3507. Acesso em: 22 nov. 2024.