de Aquino, A.M. et al. 1994. Earthworms (Oligochaeta) reproduction in manure and sugar-cane bagasse. Pesquisa Agropecuaria Brasileira. 29, 2 (Feb. 1994), 161–168. DOI:https://doi.org/10.1590/S1678-3921.pab1994.v29.4040.