Cividanes, F.J. and Barbosa, J.C. 2001. Effects of no-tillage and of soybean-corn intercropping on natural enemies and pests. Pesquisa Agropecuaria Brasileira. 36, 2 (Feb. 2001), 235–241. DOI:https://doi.org/10.1590/S1678-3921.pab2001.v36.6126.