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。

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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。

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Conclusion the Palaearctic composition is the main characteristic of the Tachinidae fauna in Songshan National Nature Reserve of Beijing. This fauna is enriched by the findings in this region.

结论北京松山保护区寄蝇科昆虫区系特征以古北界成分为主，丰富了该地区此类昆虫的区系组成。

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Perkol-Finkel, a marine biologist, modified the composition, texture, and design of concrete so that it fosters growth of native flora and fauna while increasing the operational life span and stability of the concrete structure.

FORBES: Women Show Construction Industry How to Rebuild Better, Stronger