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尉犁县的高温时期是每年的7月上旬~8月底是,此阶段棉花正处于花铃期,是棉花水肥管理、综合调控、病虫防治等棉田管理及决定棉花产量和品质的关键时期。高温天气会加速棉花生育进程、影响棉花授粉、座铃,同时会使棉花黄萎病,红蜘蛛等病虫害扩散蔓延加重。因此本文通过分析高温对棉花的影响因素,提出了相应的预防措施。为高温天气对棉花花铃期的影响及预防措施提供了依据。
The high temperature period of Yuli County is from the first ten days of July to the end of August every year. At this stage, cotton is in the flowering period, which is the key period for cotton water management, comprehensive control, pest control and other cotton fields and cotton yield and quality control. Hot weather will speed up the process of cotton growth, affecting cotton pollination, bell, at the same time will make cotton Verticillium wilt, spider mite and other pests and diseases spread spread. Therefore, this paper analyzes the impact of high temperature on cotton, put forward corresponding preventive measures. This provided the basis for the influence of high temperature weather on boll blossom period and preventive measures.