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Key points of recent emergency management measures for cotton
In the earlier part of this year, light and heat conditions were relatively favorable for cotton growth, but the recent low temperature, sparse sunlight, and rainy weather have been extremely unfavorable for cotton growth, and boll shedding has increased noticeably. At present, cotton is in the critical period of yield formation. To achieve a high cotton yield, the following management measures should be strengthened: 1. Apply supplemental topdressing and foliar fertilizer. For cotton fields with many mature bolls and fields showing early decline, apply 5-7.5 kg of urea per 667 sq m, or combine it with pest control for foliar spraying. 2. Reasonable pruning and chemical