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棉花地膜覆盖栽培对提高皮棉产量和改善纤维品质有显著作用.辽宁省1984年覆膜棉田73万亩,1985年却减少到26.7万亩.这里除了政策影响外,其重要原因是棉农还没有系统地掌握棉花地膜覆盖栽培的配套技术,增产效果不显著,没有得到实惠.现将几年来推广地膜覆盖栽培技术实践中出现的一些问题及解决的措施叙述如下,供棉农参考.
Cotton mulching has a significant effect on improving lint yield and fiber quality. Liaoning Province covered 73 million mu of cotton fields in 1984 and 267,000 mu in 1985, except for policy implications, where cotton farmers have no system yet To grasp the supporting technology of cotton mulching cultivation, yield increase effect is not significant, there is no benefit.Now, the past few years to promote the practice of plastic film mulching cultivation of some of the problems and solutions described below for cotton farmers reference.