more than 3,800 different plants grow here, including over 30 rare tree species and over 20 rare animals species.
有3,800多种不同的植物生长在这里,包括30多种稀有树种和20多种珍奇动物。
one of the fundamental characteristics of tropical forests is the presence of very rare tree species .
一的基本特点,是热带森林的存在非常罕见的树种。
this article mainly introduces the natural geographical environment of wenshan national nature reserve, and its endemic rare tree species and utilization.
主要介绍文山国家级自然保护区的地理特点和保护区内丰富的植物资源,重点介绍国家级珍稀濒危保护植物的种类和用途。
the limpid streams, quiet valleys, rare tree species and dense vegetation here all contribute to its primeval beauty.
清澈的溪流、宁静的山谷、珍贵的树种、繁茂的植被,让这里处处散发着大自然的原始气息。
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,从受害癥状入手,对受害机理作分析,并提出保护古树名木的具体措施。