本文根据麦蛾的危害特性，进行了防治方法和防治效果的研究。
This article researches into the control method and control effect of the angoumois grain moth according Jo its harmful characteristics.
危险废物具有多种危害特性，如果管理控制不当将会对人类健康和生态环境造成很大危害。
There will be great threats of hazardous waste for human health and environment in case of improper management because of harmful characteristics.
为有效防治易门地区危害渐趋严重的苹果棉蚜，开展了该虫害危害特性以及药剂防治的研究。
In order to control Eriosoma lanigerum in Yuxi effectively, the experiment on the harm characteristics and chemical control was conducted.
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