Abstract: Background: Among the weed species causing the most significant losses to livestock farming is smutgrass (Sporobolus indicus), due to the high aggressiveness this weed exhibits when coexisting with pastures. Objective: To evaluate the effectiveness of mesotrione isolated and in association with FSII inhibitors herbicides in the post-emergence control of smutgrass infesting pasture cultivated with Brachiaria humidicola. Methods: The experiment was conducted in the field using a randomized complete block design, evaluating nine treatments with four replications. The treatments consisted […]