Costa NR, Andreotti M, Gameiro R de A, Pariz CM, Buzetti S, Lopes KSM. Nitrogen fertilization in the intercropping of corn with two Brachiaria species in a no‑tillage system. PAB. 2012;47(8):1038-1047. doi:10.1590/S1678-3921.pab2012.v47.10479