Based on the fauna composition and division characteristics of forest pest insects in Ziwu Mountains and damage of pests on important tree species, 3 control countermeasures were provided.
根据子午岭林区林虫区系组成和区划特征，结合主要树种害虫危害特点，提出了预防和除治子午岭林区森林害虫的3项措施。
Objective to describe the invasion of exotic species into the composition of fly fauna in China and the significance of human-induced invasion of fly vectors.
目的说明我国媒介蝇类区系成分中外来种的入侵问题及人类活动导致的媒介蝇类入侵的重要性。
Composition of birds fauna and habitats are also analysed and evaluated.
文章还对库区鸟类的区系组成和生态环境进行了分析与评价。
This paper studies composition and characters of the aphid fauna of Hengduan Mountains Region.
研究了横断山区蚜虫区系的组成和特点。
This paper studies composition and characters of the aphid fauna of Hengduan Mountains Region.
研究了横断山区蚜虫区系的组成和特点。
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