生物

In this paper, the importance of denitrification in the biogeochemical cycle of nitrogen in estuaries is summarized, It introduces methods of denitrification determination, as well as their advantages and disadvantages.

本文综述了河口区域反硝化作用在N元素生物地球化学循环过程中的重要作用，概述了不同测定反硝化速率的方法，并提出了各种方法的优缺点。总结了反硝化作用的影响因素：O2浓度，NO3，有机质，温度，生物等。

On the study of mechanism for attitude of phosphorus in soil in third part and a highlight on the problem of phosphate fertil- izer-biomass production relation and biogeochemical cycle .

所述内容中，重点在二、三两部分，其中第三部分中的当前磷索研究的现状，侧重于机理方面的研究、注重于磷肥—生物产量相关性问题的研究、注重其与不同介质中的生物地球化学循环方面的研究。

Considering the potential importance of biologic activities in the DMS global biogeochemical cycle, an increasing amount of research has been performed in the biologic processes which control the production of DMS from marine phytoplankton.

根据海洋生物活动在二甲基硫的全球生物地球化学循环中所起着的重要作用，作者综述了国际海洋科学工作者十几年来在DMS生物生产过程研究方面的进展。

According to the new vision of the committee, NEON should be focused on the six critical environmental challenges that the nation faces, including biodiversity, species composition and ecosystem functioning; ecological aspects of biogeochemical cycle, ecological implcations of climate change, ecology and evolution of infectious diseases, invasive species and land use and habitat alteration.

新的方案建议NEON应重点关注生物多样性、物种组成与生态系统功能、生物地球化学循环的生态学影响、气候变化的生态学内涵、传染病的生态学和演化、入侵种以及土地利用和栖息地的丧失这6个美国国家层次当前所面临的最严峻的环境挑战。

Electrical communication between distant chemical and biological processes in nature adds a new dimension to our understanding of biogeochemistry and microbial ecology.

之间遥远的化学和生物过程电气通信性质增加了一个新的层面，我们的生物地球化学和微生物生态的认识

The biochemistry, biogeochemistry, ecophysiology, symbiotic interactions and gene regulatory mechanisms of soil microorganisms are studied.

生物化学、生物地球化学、生态生理学、共生相互作用以及土壤微生物的基因调控机制都属于该研究所的研究范围。

Studies of the chemical processes occurring within these compartments and the flux of elements between them (which are fundamentally altered and affected by biotic processes) is termed biogeochemistry.

研究在这些区域内发生的化学过程和圈层间元素的流动(通过生物过程产生了功能性的改变和影响)，称为生物地球化学。

With the development of biogeography theory, a great deal of studies on the biogeography of Phrynocephalus have been done.

近年来，随着生物地理学理论的不断发展，各国学者从不同角度对沙蜥属的生物地理学做了大量研究。

The development of cladistic biogeography has three directions. While improving the methods, the methods should be used in more organism species and be used in the lower level area relationships.

目前支序生物地理学的发展有以下3个方向：不断完善方法体系；在更多的生物类群和地理范围得到应用；在更小的区域范围方面的应用。

The Biogeography Laboratory conducts basic and applied research on the ecology, distribution, and conservation status of species and ecosystems.

该生物地理学实验室主要从事有关生态学、生物迁移、物种保护及生态系统等领域的基础科学研究与应用研究。

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％。