Fontes, Renildes Lucio Ferreira, Gilvan Barbosa Ferreira, Victor Hugo Alvarez V., Júlio Cesar Lima Neves, Arlindo Ferreira Faria, and Maurício Paulo Ferreira Fontes. 2021. “Bioavailability of Soil Cu, Fe, Mn and Zn from Soil Fractions”. Semina: Ciências Agrárias 42 (1):19-42. https://doi.org/10.5433/1679-0359.2021v42n1p19.