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了解森林虫害发生的历史和现状,有助於进一步摸清森林虫害的发生规律,亦有助於找到一条控制森林虫害发生的有效途径。为此,笔者查阅了解放前、后的大量文献,并将有关部分归纳整理如下。
Understanding the history and current situation of forest pests can help to further understand the law of forest pests and also help to find an effective way to control the occurrence of forest pests. To this end, I read a large number of literatures before and after liberation, and the relevant part summarized as follows.