Vizioli, Bruno, et al. “Influence of Ryegrass Managements on the Physical Properties of a Haplohumox”. Pesquisa Agropecuaria Brasileira, vol. 53, no. 8, Oct. 2018, pp. 952-60, https://doi.org/10.1590/S1678-3921.pab2018.v53.26011.