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玉米螟在山西分布普遍,为害严重。螟害的控制和消灭,除要求采用有效的防治措施外,还必须掌握正确的防治策略。玆就近几年的研究结果,通过玉米螟发生规律和现有防治技术水平的分析,对本省广大春玉米产区防治玉米螟害的策略加以讨论,供防治实践上参考。一、从玉米螟发生规律看防治策略。分析玉米螟发生规律,明确对防治有利和不利的因素,从而在防治上可以得到重要启示。
Corn borer is widespread in Shanxi, serious damage. Control and elimination of stem borers, in addition to requiring effective prevention and control measures, but also must master the correct control strategy. In recent years, the results of the study, the occurrence of corn borer and the existing prevention and control technology level analysis of the province’s spring corn production areas to prevent corn borer damage strategies to be discussed for the prevention and treatment of practical reference. First, look at the prevention and control strategies from the occurrence of corn borer. Analysis of the occurrence of corn borer, clear control of the favorable and unfavorable factors, which can be important in prevention and control.