研究了三种土壤反硝化细菌的生态分布。
The ecological distribution of denitrifying bacteria in the three soils was studied.
研究了水稻、大麦根际和根际反硝化细菌的生态分布。
The ecological distribution of denitrifying bacteria on rhizoplane and in rhizosphere of rice and barley was studied.
"热带稀树草原位于热带地区，海拔较低，是一种稳定的生态系统，由广阔的草地和稀疏分布其中的树木或灌木组成，有些地区湿润，有些地区干燥。
Located in tropical areas at low altitudes, savannas are stable ecosystems, some wet and some dry consisting of vast grasslands with scattered trees or shrubs.
较长期的气候变化可影响生态系统的生存能力和健康，使植物、病原体、动物、甚至人类住区的分布状况发生变化。
Longer term changes in climate affect the viability and health of ecosystems, influencing shifts in the distribution of plants, pathogens, animals, and even human settlements.
Ceph在分布式文件系统空间中并不是唯一的，但它在管理大容量存储生态环境的方法上是独一无二的。
Ceph isn't unique in the distributed file system space, but it is unique in the way that it manages a large storage ecosystem.
本文从病原及其分子生物学特点、分布与生态学以及致病机理三个方面对水泡性口炎的研究进展进行综述。
This article sums up the research progress of vesicular stomatitis from pathogen and its molecular biology features, distribution, ecology and disease mechanism.
其中，侧重联系生态环境的影响，考察小麦的品种分布、耕作栽培措施等内容。
Among them, the article stresses the influence of ecological environment to investigate the variety distribution of wheat and its cultivation measures, and so on.
本文综述了铅在环境中的来源、分布、迁移、转化及其对生态系统的影响。
The source, distribution, transformation, transportation of lead in the environment and its effect on ecological system had been concluded, in this paper.
寄生植物广泛分布于不同的生态环境中，并具有不同的生育习性及与寄主识别特性。
Parasitic plants are widely distributed in various ecological environments, with different growth habits and host recognition mechanisms.
但是，我国煤炭资源地域分布不均衡，复杂的煤矿开采技术条件和生态环境制约着我国能源基地煤炭资源的开发。
However, the resource-bearing regions distribute uneven. The conditions of complex coal mining technology and biological environments limit the coal resource development of energy bases.
随着未来全球变暖，将给这里的陆地生态系统分布格局和生产力带来巨大影响。
The distribution pattern and productivity of terrestrial ecosystem are greatly affected by global warming.
中国北方地区在过去的历史时期曾经有广泛分布的森林和草原，生态环境良好。
There are many forest and grassland in north China in ancient time, and ecological environment was in balance.
研究旅游环境容量，要以生态、环境质量、设施、游客感应和客流分布5类指标为依据。
Tourist environment capacity study is based on 5 criteria in ecology, environment quality, facility, tourist reflection and tourist Numbers.
同时，还依据该区K值的分布特点讨论了它在水土保持、土壤年流失量监测、生态农业建设和防洪减灾中的应用。
Meanwhile, applications of the K value map in soil and water conservation, monitoring of soil loss, ecological agricultural construction and reducing floods were also discussed.
微型生态系统中P分布的变化可揭示罗非鱼促进系统中营养物循环，从而加速其富营养化的主要机制。
The variation of P distribution in the microcosms can reveal the main mechanism of accelerating nutrient cycling in the systems, and thus, enhancing their eutrophication processes by Nile tilapia.
祁连山高寒草地分布在高海拔、低热量的生态环境；
The alpine grassland is distributed in the area with high altitude and low temperary.
结合四地区凤蝶科蝶类种类分布及自然生态环境，研究和讨论四地区凤蝶科蝶类相似程度及原因。
By analyzing the distrubution of papilionidae and its natural environment, the article discusses the similarity ofPapilionidae distribution and its causes among .
腐殖物质(主要组成为腐殖酸)是自然界中分布最为广泛的有机质，占土壤、水圈、生态系统中总有机质含量的50 ~ 80%。
Humic substances, the most widespread organic compounds in nature, account for 50 ~ 80 percent of the total organic compounds in the soil, hydrosphere and ecosphere.
生态环境质量较差的乡镇分布在沿江地区，主要存在人口密度大、覆盖率较低、降雨相对不足、水土流失严重等问题。
Whereas, towns with worse eco environmental quality were mainly located on bo th sides of Yangtze River with lower vegetation coverage, large population, insufficient rainfall and soil erosion.
这些鸟类化石对研究遗址的生态环境、气候变化以及鸟类地理分布、迁徙和演化等都有重要意义。
These bird fossils have great significance for both the study of the climatic and eco-environmental change at the Ashan site and the avian geographic distribution, mi gra tion and evolution.
结论气候环境及抗菌药物的应用对细菌生态学的分布和耐药性的变化有直接影响。
Conclusion the climate and the way of using antibiotics exerted direct effects on the status of the bacterial ecology and change in bacterial resistance to various antibiotics.
从生物学、生态学、分布范围及危害症状等方面分析了蔗扁蛾目前的研究现状，并对其综合防治措施进行阐述。
The research status of Opogona sacchari were analyzed in the regards of biology, ecology, distribution range, harm symptoms, and its integrated control measures were also discussed.
碧塔海自然保护区湿地具有两个显著的特征，即分布海拔高并为森林生态系统所涵养。
The wetlands in the Bitahai Natuer Reserve has two distinctive features: high altitude distribution and that the wetlands are surrounded by large area of coniferous forests.
豆科牧草的生长及分布状况直接影响草地动物的生长，受损草地的恢复，健康草地生态系统的评价和管理等因素。
The growth and distribution of legume grass directly affect the development of grassland animal, recovery of damaged grassland and evaluation and management of healthy grassland ecosystem.
伴随着水资源利用分布格局的改变，河西走廊生态环境体系不断演变并趋于恶化。
The eco-environmental system tends to change and becomes deteriorated with the changes of water resources in utilization and distribution patterns.
研究区域土壤碳库的分布特征对于全球变化研究、土壤肥力和生态系统的功能评价具有重要意义。
It is important to research on the distribution rule of the regional soil carbon pool for the study of global change, soil fertility and ecosystem function appraisal.
本课程着眼于生态学之基础课题，探讨生态系中之能量流动与物质流动，及外在与内在因子对生物体分布和数量之控制。
This is a basic subject in ecology that seeks to improve the understanding of the flow of energy and materials through ecosystems and the regulation of the distribution and abundance of organisms.
本课程着眼于生态学之基础课题，探讨生态系中之能量流动与物质流动，及外在与内在因子对生物体分布和数量之控制。
This is a basic subject in ecology that seeks to improve the understanding of the flow of energy and materials through ecosystems and the regulation of the distribution and abundance of organisms.
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