Effectiveness of successful application of herbicides ‘Chemical Glyphosate’ and ‘Himstop’ 330 against annual and perennial weeds in cotton fields of Uzbekistan

This article provides information on the effectiveness of successive application herbicides chemical glyphosate (CG) (3 l/ha) and Himstop 330 (1.5 against annual perennial weeds in cotton fields. When was used at a rate 1.5 l/ha, number reduced by 84.6-90.4%. 14.5-17.9%. CG 54% herbicide applied 3.0 annuals were 16.5–19.4%, while perennials 86.4–91.5%.CG, when fall 330, l/ha (in series) with sowing 89.6-94.5%, 88.2- Provides loss 92.6%.When separately 3.25 q/ha more obtained than control variant. (3.0 series provide high yield 5.2 per hectare.