Tuesca, D., Puricelli, E., Nisensohn, L., Faccini, D., & Papa, J. (1999). Decision criteria for optimizing postemergence Johnsongrass control in soybean crops in Argentina. Pesquisa Agropecuaria Brasileira, 34(5), 749–753. https://doi.org/10.1590/S1678-3921.pab1999.v34.5266