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春棉覆膜种植以后，棉田生态条件发生变化，加快了棉花发育进程，病虫害也相应发生了变化，防治策略和方法也需作适当的调整，以便更好控制病虫危害，发挥覆膜种植优势。我们在汝州城西村进行调查，现将地膜棉田病虫害发生特点和防治介绍如下：1．棉花苗病：地膜棉田地温高，促
After the planting of spring cotton cover, the ecological conditions in the cotton field will change, the process of cotton development will be accelerated, and the diseases and insect pests will also change accordingly. The prevention and cure strategies and methods also need to be properly adjusted in order to better control pests and diseases, . We conducted a survey in Ruzhou Chengxi Village. Now we will introduce the characteristics and prevention and cure of the diseases and insect pests in cotton mulch as follows: 1. Cotton seedling disease: high temperature cotton film field, and promote