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棉花实行地膜覆盖有效地解决了一播全苗、壮苗早发的问题,但同时也导致棉花疯长,使植株出现高大空现象,严重影响着产量及质量的提高。 1.棉花疯长的危害 棉花疯长可以使田间郁闭,通风透光条件差,大部分营养物质被用于营养生长,造成蕾铃严重脱落。棉花蕾期疯长可使营养物质快速向顶
The mulching of cotton effectively solved the problem of one seedling full seedling and one strong seedling early hairiness, but at the same time, it also caused the cotton to grow so mad that the plant appeared tall and empty, seriously affecting the yield and quality improvement. 1. The dangers of cotton soaring Cotton soaring can field closed, poor ventilation and light conditions, most of the nutrients are used for vegetative growth, resulting in a serious fall off. Cotton Bud period soaring nutrients can quickly top