SPECIES COMPOSITION OF WEEDAGE ON COTTON FIELDS AND ACCUMULATION OF SEEDS IN THE SOIL

In the irrigated agriculture weed control remains one of the major tasks. Weeds damage cotton and other crops, reduce yield and worsen its quality, promote distribution of invaders and diseases. For heavyweight crop, it is very important not only to create it, but also to prevent the losses caused by weeds. For this purpose, it is necessary to specify specific structure and quantity of weed seeds on cotton fields, and also in the accumulation refuges.