冬小麦田蚜虫形态特征及其防除技术

Aphids in Winter Wheat Fields of Morphological Characteristics and Control Techniques

蚜虫对我国小麦生产已经构成严重危害。结合工作实践,总结了北方冬麦区常见的3种蚜虫(麦长管蚜、麦二叉蚜和禾谷缢管蚜)的形态特征,并针对麦田抽穗面积在90%左右时蚜虫达到一定基数的规律,简要叙述了防除时机、防除药物、防除技巧及防除中的注意事项。

Aphids on wheat production in China has posed a serious hazard. In this paper, the northern winter wheat areas in accordance with the three common aphid Sitobion avenae, Schizaphis graminum and Rhopalosiphum padi, combined with the work of summing up the morphological characteristics of practice, and heading for the area of wheat field about 90% when the aphids reached a certain base the law of a brief description of the timing control, drug control, control techniques and control issues should be paid attention to.