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玉米粗缩病在我县每年都有不同程度的发生,其危害轻则造成减产,重则绝产,且此病防治难度较大。玉米粗缩病的发生有两个前提,即毒源和传毒媒介——灰飞虱,在我县毒源和媒介都大量存在,消灭的关键就在于灭虫。基于此,我们从1995年开始采取以消灭灰飞虱为重点的综防措施,并在防治中进行了深入的调查研究,形成了玉米粗缩病的“一
Maize disease in our county every year, varying degrees of occurrence, the lessening of the light, resulting in reduced production, while the absolute is absolutely necessary, and the prevention and treatment of this disease more difficult. There are two prerequisites for the occurrence of maize disease, that is, the source of the poison and the vector of poisoning - Laodelphax striatellus, which are abundant in the source and media of our county. The key to eliminating it is pest control. Based on this, we started from 1995 to take comprehensive measures to eliminate Laodelphax striatellus, and carried out in-depth investigation and study of prevention and treatment, forming a "