Vasconcellos, C.A. et al. 1998. Soil management and soil microbial activity in dark red latosol from Sete Lagoas region, MG, Brazil. Pesquisa Agropecuaria Brasileira. 33, 11 (Nov. 1998), 1897–1905. DOI:https://doi.org/10.1590/S1678-3921.pab1998.v33.5007.