species的例句大全

Comparison of mucilage produced by achenes of 5 Artemisia species under different rainfall treatments

不同降水量处理时5种蒿属植物瘦果粘液溶出

The germination potential of seeds ( achenes) and establishment attributes of seedlings of some invasive species of Asteraceae

部分菊科入侵种种子（瘦果）的萌发能力和幼苗建群特性

The family Aceraceae, with 2 genera and about 202 species, is an important family in temperate forests of North hemisphere.

槭树科是北温带分布的科，2属202种。

Studies on the evolution of mitochondrial DNA in 11 species of Accipitridae

隼形目鹰科11种鸟类线粒体DNA分子进化的研究

A NEW GENUS AND TWO NEW SPECIES OF ANTHOMYIIDAE ( DIPTERA )

花蝇科一新属和二新种 ( 双翅目 )

A new species of bat mite from western Hubei province, China ( acarina: macronyssidae)

鄂西蝙蝠寄生螨一新种（蜱螨目：巨刺螨科）

Discussions On Taxa Of Two Species in Genus Buxus Linn

黄杨属两种在分类上处理意见的讨论

The special pattern of the constructive species is the important features of the community.

森林群落建群种的空间格局是群落结构的重要特征。

The Effects of Night Chilling on Chlorophyll Fluorescence in Seedlings of Two Tropical Rain Forest Tree Species

夜间低温对2种热带雨林树种幼苗叶绿素荧光的影响

Pharmacological Actions of Different Species form Genus Pyrola

鹿蹄草不同品种药理作用比较研究

The main results were as follows: 1. We further confirmed the genus and species name of strain 34-9 by using rDNA-ITS molecular identification.

主要研究结果如下：1.利用rDNA-ITS分子鉴定，进一步证实了菌株34-9的属、种名。

Study on Fire Resistance of Bark of 3 Coniferous Tree Species

3种针叶树种树皮抗火性研究

Preliminary study on Cuttage of four coniferous tree species introduced from abroad

4个国外引进树种扦插试验初报

By discussion about a half-neutralization in an acid-base equilibrium, we reveal how the three connected species of acid system can coexist in solution with equal concentrations or percent of its conjugate base, and offer the method of preparation for this solution.

通过对鲜见报道的半中和酸碱平衡现象的深入讨论，揭示了相关三组分等浓度或等含量共存平衡的充分必要条件及相应的配制方法；

Field Spectral Features and Constructive Species Classification of Vegetation in Modern Yellow River Delta Using Landsat TM

现代黄河三角洲植被主要建群种野外光谱特征及TM分类试验

The genetic distance and geographic distance of the species have the clear positive relation, and the genetic continuity is obvious and the elevation factors affect the isolation of Korean pine lightly among the populations in different elevation.

不同海拔红松之间的遗传距离和地理距离之间有明显的正相关性，而且不同海拔之间的遗传一致度较大，海拔因子对红松的隔离较小。

Adopting Shannon-Wiener, the niche breadth index, the article classified constructive species on both slopes into 3 ecologic groups respectively.

本文采用Shannon-Wiener生态位宽度指数将南北坡群落的建群种群分别划分为3个生态类群。

Results show that there existed no peculiar constructive species in the secondary community, but only hardy grasses and forbs.

结果表明：在沿线两侧形成的次生群落中没有特有的建群种，大多数是耐瘠薄的禾草和杂类草；

Three types of perforation structure were recog-nized in these species.

根据穿孔板的结构可分为三种型式：（1）单穿孔板，这类穿孔板较普遍存在。

Floristic Characteristics of Main Constructive Species of Forest in Henan

河南森林主要建群种区系特性研究