FELKER, P. Use of backpack boom sprayers for rapid weed control in cactus plantations and use of plastic tents to stimulate winter nopalito production. Journal of the Professional Association for Cactus Development, [S. l.], p. 70–76, 1993. DOI: 10.56890/jpacd.vi.467. Disponível em: https://www.jpacd.org/jpacd/article/view/467. Acesso em: 16 oct. 2025.