Influence of copper oxide and zinc oxide nano-particles on growth of fodder cowpea and soil microbiological properties. Range Management and Agroforestry, [S. l.], v. 38, n. 2, p. 208–214, 2021. Disponível em: https://www.rmaj.in/rma/article/view/225. Acesso em: 25 aug. 2025.