precious and rare tree species 珍稀树种
you xi rare tree species 尤溪珍稀树种
rare and endangered tree species 珍稀濒危树种
rare timber-use tree species 珍贵用材树种
·2,447,543篇论文数据，部分数据来源于NoteExpress
It's a rare tree species left from the Fourth Glacier Age.
它是第四纪冰川运动幸存下来的珍贵树种。
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。
The experiment results are very useful for the introduction, planting and management of rare tree species.
研究结果可为稀有树种的引种、繁育和管理提供科学依据。
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