CARSTENS, Elma et al. Citrus black spot is absent in the Western Cape, Northern Cape and Free State Provinces. South African Journal of Science, [S. l.], v. 108, n. 7/8, p. 6 Pages, 2012. Disponível em: https://sajs.co.za/article/view/9808. Acesso em: 24 apr. 2024.