生物多样性

Species diversity is an important part of biodiversity.

物种多样性是生物多样性研究的一个重要层次。

There is coexistence between cultural and biological diversity.

在民族文化多样性和生物多样性之间存在协同共存的关系。

The characteristics of bryological biodiversity as follows:(1) It consists of 36 bryophyte taxa in 19 genera and 11 families. Among them, 30 moss taxa in 15 genera and 8 families were founded while 6 liverwort taxa in 4 genera and 3 families were recorded.

经室内分析研究，该地苔鲜植物具有下列生物多样性特征：(1)苔藓种类多样性由11科19属36种组成，其中含广西新记录25种；藓类含8科15属30种，苔类3科4属6种。

The research on the reservation of the seed bank in soil and the biological .diversity of weeds in teaching practice base for silkworms of Shengyang Agriculture University was done in their germination and elutriation,with Simpon index and Shannon-winner.

通过目前最常用的杂草种子库研究方法—诱萌法、淘洗法，运用生物多样性Simpon指数和Shannon-winener指数对沈阳农业大学桑蚕教学实习基地土壤种子库的储量和多样性格局进行研究。

By using four sample fields in Jiusheng village, Sandao town and Baiquan county, the paper studied the effects of different windbreak belt structures in hummock and hill district on biodiversity by means of the index, such as species richness , diversity index and biomass.

文章以拜泉县三道镇久胜村的4块样地为例，从物种丰富度指数、多样性指数、生物量等方面研究了漫岗丘陵区不同防护林结构对林下植物生物多样性的影响。

Conservation genetics is a new field of research focusing on the studies and practices of biodiversity conservation based on the principles and techniques of population genetics.

保护遗传学是运用遗传学的原理和研究手段，以生物多样性尤其是遗传多样性的研究和保护为核心的一门新兴学科。

Research progresses have been performed during the past decade in the following aspects: ecologicaldatabase development, climate and its variability, ecophysiological response of plants to environments,vegetation and landscape changes, biodiversity patterns and their changes, plant functional types and traitswith relation to climatic gradient, productivity and carbon dynamics, pollen-vegetation relationship, tracegas emissions, land use and land cover changes, as well as biogeographical and biogeochemical modelling.

在过去的10年里，中国东北样带的研究进展表现在以下几个方面：生态数据库发展、气候及其变异性、植物对环境的生态生理响应、植被和景观变化、生物多样性格局及其变化、植物功能型和植物性状及气候梯度分析、生产力和碳动态、花粉-植被相互关系、痕量气体放散、土地利用和土地覆盖变化以及生物地理和生物地球化学模拟。

However,the soil moisture content at soil depths of 45 cm and 60 cm in the areas with microbiotic crusts is much lower than that in the areas without microbiotic crusts(LSD-test,p.05),which reveals that the microbiotic crusts have high capability of maintaining topsoil moisture.

在世界干旱区的大量研究表明，作为荒漠生态系统的重要成分，生物结皮的形成能够增强土壤抗风蚀及水蚀的能力〔3~8〕、增强其周围维管植物的养分循环〔9~11〕、通过生物固氮提供丰富的氮源〔12〕、促进种子库的建立和生物多样性等。

The study of biological adaptation is significant for the study of biological evolution,biodiversity and persistive utilization.

研究生物适应对生物进化的研究及生物多样性保护与持续利用都具有重要的意义。

The journal publishes original and significant contributions on the systematics and phylogeny of invertebrates worldwide, including papers on defined taxonomic groups and on the phylogeny, biogeography and/or other aspects of biodiversity and general biology of the group; contributions on the systematics of selected species; short, general papers, pertinent to invertebrate systematic biology on methodology, theoretical systematics, cladistics, phylogeny, molecular biology and biogeography; reviews of general invertebrate systematics, containing innovative data or overviews of current theories.

杂志刊载世界范围内的无脊椎动物的系统分类学和系统发育的原始和重要投稿，包括关于精确分类种群和种群生物多样性与普通生物学的系统发育，生物地理和/或其它方面的论文；关于选择物种系统分类学的投稿；有关无脊椎动物系统生物学的方法学，理论系统分类学，遗传分类学，系统发育，分子生物学和生物地理的短概括性论文；无脊椎动物普通系统分类学的评论，包括新数据或当前理论的观点。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。