Voll, Elemar. “Herbicides Evaluation for Barnyard Grass (<i> Echinochloa ssp.< i> ) Control in Corn (<i> Zea mays< I>) Cultivated on Rice Area”. Pesquisa Agropecuaria Brasileira, vol. 11, no. 12, Apr. 2014, pp. 85-91, doi:10.1590/S1678-3921.pab1976.v11.16949.