Beltrão, N. E. de M.; Canuto, V. T. B.; Aguiar, M. de J. N. Competitive Influence of Purple Nutsedge and Bermuda Grass on Cotton Cultivar ’AFC-38-12’. PAB 2014, 13 (4), 35-43. https://doi.org/10.1590/S1678-3921.pab1978.v13.16821.