Abstract. Abstract. In the article, the herbicide atlantis was used against weeds in the fields of winter wheat in the Kashkadarya region with different norms and terms, and the effect on grain quality was determined. The nature of the grain increased by 20.4-29.0 g/l compared with the control. The vitreousness of the grain increased by 1.5-3.3% compared with the control. The weight of 1000 grains increased by 4.84-5.87 g. The amount of protein increased by 1.1-1.7%. The amount of gluten in the grain increased by 2.2-4.3% compared to the control. The IDK indicator was 97.8 in the control, in accordance with the norms of herbicides 89.2, 86.6, 85.1.