Abstract: Background: The use of adjuvants and nitrogen fertilizers mixed with herbicides can positively or negatively affect the control efficiency of weeds, such as horseweed. Objective: Our objective was to evaluate the interference of adjuvants and nitrogen fertilizers added to the application mixture, on the efficiency of the herbicides saflufenacil and glufosinate ammonium in controlling horseweed. Methods: The experiments were carried out from March to July 2019 under protected cultivation conditions in a greenhouse. Conducted in a randomized block design, […]