多样性的例句大全

Both the species richness index and diversity index of the community were low.

群落物种丰富度和多样性指数低.

There was no significant difference of diversity index between the tree layer and the shrub layer.

乔木层与灌木层之间多样性各项指标总体无显著差别.

The D 4 R diversity receiver provides outputs in the same configurations.

接收器的D4R多样性提供的产出在同一配置.

In biology class, our professor is teaching us about ecological diversity.

生物学课上, 教授正教我们关于生态多样性的知识.

But habitat loss threatens to erase much of this ecological diversity.

但是,栖息地的丧失正威胁着那里的生态多样性.

Based on this, relative measures for bio-diversity conservation are proposed.

提出保护植物多样性应采取的措施.

Objective : To investigate the relation between bio-diversity and quality of Chinese Medicinal Materials.

目的: 探讨生物多样性中药材质量的关系.

This paper discusses the bio-diversity and its conservation and utilization in the Diancangshan Mountain Nature Preserve.

该文论述了点苍山自然保护区生物多样性及其保护利用对策.

Many results show that disturbance is sometimes helpful for increasing bio-diversity and conservation.

适度的干扰可以促进生物多样性和生物资源的保护.

A new genetic algorithm ( NGA) is proposed in this paper, which not only can keep the population diversity but also has quicker convergence speed.

该文提出了一种新的遗传算法，理论分析显示，它不仅能保持遗传种群的多样性，而且能快速收敛。

ISSR Analysis on Genetic Diversity of Avicennia marina Populations in Leizhou Peninsula

雷州半岛白骨壤自然种群遗传多样性的ISSR分析

The barley, found in farmer's fields surrounding the capital city Asmara in Eritrea, has the highest level of genetic diversity ever discovered.

在厄立特里亚首都阿斯拉马附近农民的农田中发现的大麦具有迄今为止最高的遗传多样性。

Species Diversity Higher Taxa of Ascomycota in Jilin Province

吉林省高等子囊菌物种多样性

The diversity dynamics of arborous species of different layer during the 28 years restoration period have complexity.

林分不同层内乔木树种的多样性变化动态较复杂。

This paper not only gives the progress and findings in the researches on genetic diversity and phylogeny of gorgonian, but also a simple discussion of the phylogenetic relationship of anthozoa.

本文在重点介绍了柳珊瑚种群遗传多样性和柳珊瑚种上阶元系统发育学两方面的研究进展和所取得研究成果的同时，也讨论了珊瑚虫纲的系统发生关系。

Species diversity and distribution of Gorgonian ( Cnidaria: Anthozoa: Octocoral) in Xiamen Bay and Dongshan Bay, Fujian

福建厦门湾和东山湾海域柳珊瑚的物种多样性及其分布

The Research on Genetic Diversity by ISSR Analysis and Genetic Variation Laws of Medicinal Melia Azedarach

药用苦楝遗传多样性ISSR分析和遗传变异规律研究

A citizen scientist may organize educational or birding events, or they may be volunteers with various aviaries or rehabilitation centers.

一个民间高手可以组织起一次教育活动或观鸟活动。他们也常常是鸟类多样性组织和康复中心的志愿者。

Research on the Genetic Diversity of Auricularia Auricula Cultivated Strains in Heilongjiang Province

黑龙江省黑木耳栽培菌株遗传多样性研究

From 1954 to 1990, the diversity index increases from 2.30 to 2.60, the dominance index decreases from 0.59 to 0.45, and the fragmentation index of high quality landscapes increases from 0.33 to 0.42. These changes mostly ascribe to urban land expanding and culture pond enlargement.

从1954年到1990年，景观多样性从2.30上升到了2.60，优势度由0.59下降到0.45，高功能景观破碎度由0.33上升到0.42。