According to the flame retardancy of bark and the fire resistance of the 5 tree species, we commended forest fire protection measures correspondingly.
根据5种树皮的阻燃性和林木耐火性差异提出相应的森林消防措施。
The situation of the rare tree species being threatened by the pollution substances is investigated. The endangered mechanism and its symptoms are analyzed. The protection measures are proposed.
对成都市的主要古树名木被环境污染物质危害的现状进行实地调查，从受害症状入手，对受害机理作分析，并提出保护古树名木的具体措施。
The protection forests were built with five Acacia tree species on coastal sandy soil in Dongshuan County, and their wind-resistance and drought-resistance was tested also.
应用大叶相思、肯氏相思、毛娟相思、马占相思和厚荚相思等相思树种在东山县沿海沙地上营建防护林，并对其抗风、抗台风及抗连续干旱性能进行了测定。
An endangered species, orangutans have been given a new safe haven on Borneo, thanks to a new tree-protection program.
一项大规模的森林保护项目使濒临绝迹的猩猩在婆罗洲岛重获新生。
An endangered species, orangutans have been given a new safe haven on Borneo, thanks to a new tree-protection program.
一项大规模的森林保护项目使濒临绝迹的猩猩在婆罗洲岛重获新生。
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