指导林业有害生物的防治、检疫工作。
第四条突发林业有害生物事件分为一级和二级。
Article 4 The unexpected harmful forest biological events are divided into class a and class b.
本文介绍了黄埔区林业有害生物的发生和危害情况。
The occurrence and damage of the forestry pests in Huangpu district were intro - duced.
湖南林业有害生物发生形势严峻，而有害生物天敌产品的研究与开发现状不容乐观。
Forestry pests is a serious problem in Hunan, while the researching and exploiting biological control products are not optimistic now.
营林的防治措施对林业有害生物的控制十分重要，在此，笔者针对这方面进行了阐述同时并提出了相应的措施。 。
Methods of prevention and cure measure of forestry harmful biological control are very important. The author aimed at this aspect and put forward the corresponding measures.
营林的防治措施对林业有害生物的控制十分重要，在此，笔者针对这方面进行了阐述同时并提出了相应的措施。 。
Methods of prevention and cure measure of forestry harmful biological control are very important. The author aimed at this aspect and put forward the corresponding measures.
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