查询词典 diversity

The genetic factors are the most important and fundamental decisional factors of the biological diversity.

遗传因素是决定生物多样性最主要、最根本的因素。

That has implications all the way down the food chain for biological diversity, he said.

这样就对生物多样性的食物链产生了影响。

They have also provided forests for use by local communities and native peoples and for the protection of biological diversity.

他们还提供了一些森林，供当地社区和土著居民使用，同时保护生物多样性。

Diversity of biological resources, mineral resources and energy resources are plentiful in Tibet.

西藏生物资源、矿产资源和能源资源都十分丰富。

However, in recent years environmental degradation serious threat to the biological survival of biological diversity, damage to the development of Chinese medicine is also a challenge.

但是近年来环境恶化严重的威胁到生物生存，生物多样性的破坏对中药的发展也是一次挑战。

However,with the development of economic and tourism,the vulnerability of ecosystems and loss of biological diversity has seriously hampered the socio-economic development in Yunnan.

然而，随着经济和旅游业的发展，云南省湿地生态系统的脆弱性和生物多样性的丧失，严重制约了云南的社会经济的发展。

So it is important to identify the pathogens, to know the genetic diversity of pathogen population and the biological characteristics of pathogens.

本研究旨在确定引起苍术黑斑病的病原，了解病菌的群体遗传变异及病菌生物学特性。

This paper summarized the survey, collection, storage, research and utilization of forage germplasm resource; its current status, existing problems and suggestions about subsequent progress were discussed, including superior and rare germplasm collection, forage genetic diversity research, biotechnology utilization in forage germplasm innovation, duration of germplasm storage, natural evolution speed, storage techniques of short-life seeds, super gene exploration and function, biological base of species and population conservation.

为此，论述了我国牧草种质资源调查、收集、保存、研究和利用的现状，存在问题及对今后发展的建议，提出今后应加强优良和珍稀牧草种质的搜集、生态型及遗传多样性的研究和利用、生物技术在优良牧草种质创新的应用、种质保存的时效性和野生状态下牧草遗传变异与进化的速率、短寿命牧草种子保存技术、优良基因的发掘和功能研究以及利用平台的构建、物种或种群保护的生物学基础研究7个重点领域的研究。

The biostratigraphy of this paper is mainly achieved at these two kinds of fossils. The abundance and the diversity of plant fossils are very different across the TPTB stratigraphic set in western Guizhou and eastern Yunnan.

植物化石方面，在研究区两剖面上的界线层组上、下，植物化石的丰度和分异度均存在极大的差异，晚二叠世植物大化石的属种多，化石含量也十分丰富，早三叠世属种单调（或无完整的植物大化石出现），化石含量也极少。

3In the grassland habitat, the relevance of bird species diversity with the grass height and the covering degree of grass were highly remarkable, respectively. The relevance of bird density with the grass height and the covering degree of grass were not highly remarkable, respectively.

3在草地生境中，鸟类多样性与草的高度和盖度相关性显著，鸟的密度与草的高度和盖度相关性不显著。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。