Abstract
In this article, data is given on the effects of Boms preparation on germination, growth, development and yield of cotton seedlings. According to these data, when using Boms at a rate of 300-1000 kg / ha in the preparation of the soil before planting in the typical sierozem soils of Tashkent region, the number of sprouted seedlings was 126.3-129.7, which is 5.3-8.7 more than the control. The height of cotton is 2.6-9.8 cm, the number of harvested branches increased by 0.6-1.8 pieces, the number of stalks increased by 3.1-4.1 pieces and additional yields were achieved 3.1-4.9 c / ha of cotton.
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