Ramos, M.L.G. et al. 2020. Carbon fractions in soil under no-tillage corn and cover crops in the Brazilian Cerrado. Pesquisa Agropecuaria Brasileira. 55, X (Dec. 2020), e01743. DOI:https://doi.org/10.1590/S1678-3921.pab2020.v55.26844.