1·A systematical study on the woody plant flora in the Daba Mountains was pursued in this paper by means of an investigation on plant taxa.
本文通过详细的植物类群调查，对大巴山木本植物区系进行了较为系统的研究。
2·If a nonnative plant species invades an above-ground community of flora and fauna, it can alter links between the native above-ground community and the below-ground soil community.
如果一种外来植物入侵了地上的动植物群落，就会改变地上群落和地下土壤群落之间的联系。
3·In this articl, the interpretation of the longitudinal variation of the plant assemblages of each flora by using the corresponding cigcn vectors of the first three cigcn values is given.
取前三个特征值所对应的特征向量定量化地解释了每个植物群的植物组合在经向上的变化规律。
4·The agricultural wild flora resources must be protected and new plant species must be introduced in accordance with law.
必须依法保护农业野生植物，依法引进新鲜植物物种。
5·The flora of the Zhongtiaoshan Mountains are warm temperate and subtropical in composition, clearly of transitional nature, and rich in plant species.
中条山植物区系具有暖温带与亚热带双重性质，处于暖温带与亚热带过渡地区，过渡性特征比较明显，植物种类丰富。
6·ConclusionCement plant dust has an obvious promotive effect to the growth of body normal flora, disturbing the balance of them, which is harmful to the human body.
结论所选水泥厂粉尘对人体正常菌株的生长有明显的促进作用，对人体正常菌群的平衡带来一定的影响，从而对人体产生危害。
7·Abundant in plant composing and owning the complicated flora, Hebei Mountainous regions is on a very significant position and is a representative in North China flora.
河北山地植物种类丰富，区系成分复杂，在中国华北地区具有一定的代表性和十分重要的地位。
8·This paper studied the characteristics of natural plant species influenced by urbanization and fragmention by analyzing the flora of the remnant nature vegetation in Sheshan area, Shanghai.
通过对上海佘山地区残存自然植被的区系分析，研究丁城市化与片断化过程中自然植物种类的变化特征。
9·The results indicated: (1) The flora components of vegetation and plant community types are simple in investigated area.
研究地区植物区系组成较简单，群落类型较少。
10·A database of alien flora is important for better understanding the patterns of plant invasions, as well as explicating the mechanisms promoting plant invasion at local, regional and global scales.
构建包含基本生物学和生态学信息的外来物种数据库不仅对理解生物入侵分布格局至关重要， 同时也是制定外来种管理策略和解释生物入侵过程的重要一步。