If a nonnative plant species invades an above-ground community of flora and fauna, it can alter links between the native above-ground community and the below-ground soil community.
如果一种外来植物入侵了地上的动植物群落，就会改变地上群落和地下土壤群落之间的联系。
One of the challenges of research in soil ecology is to understand the impacts of management on the complex interactions of all organisms at the soil community level.
农业管理对土壤群落水平下各种生物之间复杂的相互作用的影响是土壤生态学研究的一个热点。
The community structure and dynamics of soil water of Pinus sylvestris var. of the mongolica plantation were studied in a growing season.
对樟子松人工林群落结构和土壤水分动态进行研究。
Near the boxer's childhood home, the local sanitation department has cleaned the soil of toxins for the creation of a community garden.
在拳王童年家乡附近，当地卫生部门已清理了有毒性的土壤，建造了社区花园。
In this paper, the effects of elevated CO2 on soil microbial community structure, soil microflora, soil respiration, soil microbial biomass, and soil enzyme activities were summarized.
本文从土壤微生物群落结构、微生物区系、土壤呼吸、微生物生物量以及土壤酶活性方面对大气高浓度CO2的响应进行了综述。
The result shows that there are obvious difference in the colonization rate, density and species number of AMF when the inocula are soil from the different plant community.
结果表明：用不同植物群落的土样作为接种物，三叶草菌根侵染率和根际AMF种类和密度有很大差异，但菌根真菌种类数目较多；
These results suggest that DGGE followed by clone technique is a practicable protocol to research the complex community of soil microbe.
这表明DGGE和克隆技术相结合的方法是研究土壤微生物群落结构的一种可行方法。
With the increase of enclosing time, plant community characters changed, soil properties also changed accordingly, but the changes were not significant like that of vegetation.
随着围栏时间的增加，植物群落特征发生了变化，土壤的理化性状也相应地发生了一定的变化，但不如植被变化明显。
Our results showed that DG index truly reflects soil fauna community characteristics in various artificial vegetation types.
DG指数在反映不同人工林土壤动物群落特征上具有很好的稳定性。
Plant community has a great influence upon the physicochemical properties of soil and nutrient inversion.
植物群落对土壤理化性状及土壤养分转化的影响都很显著。
Soil water plays the dominant role on soil respiration in re-vegetated desert area, while temperature and the type and phrase of plant community are secondary.
在沙漠人工植被区，影响土壤呼吸的主要因子是水分，其次是温度与植物群落类型和发育阶段。
The spring wheat community had higher Q10 value than other communities, which implied that land use could affect the sensitivity of soil respiration to temperature.
春小麦群落的Q_（10）值高于草原群落，说明不同的土地利用方式会影响到土壤呼吸对温度变化的敏感程度。
With the succession of Sabina vulgaris community, the general trend of soil moisture increased firstly after declining.
在臭柏群落演替过程中土壤含水量总的趋势为先上升后下降。
It was indicated that soil microbial community composition changed significantly under straw application and earthworm activities using BIOLOG carbon utilization analysis.
BIOLOG碳源利用分析结果表明在秸秆施用下接种蚯蚓后土壤的微生物群落组成发生明显变化。
The soil fumigation can increase the richness and evenness of nematode community.
各消毒处理能提高线虫群落丰富度和均匀度。
The effects of exotic species to ecosystems are mainly on the productivity, soil, water, disturbance, community structure and dynamics.
植物外来种对生态系统的影响主要体现在生产力、土壤营养、水分、干扰体制、群落的结构和动态等方面。
Analysis of the populations of the three groups of soil animals did not show any consistent positive relationship between them in community.
由对大型、中小型及湿生三类土壤动物的数量分析可知，三类土壤动物数量的变化在群落间并不总是成正相关的关系。
The composition of soil arthropod community in Beijing urban ecosystems was similar to that of its woodland ecosystems.
北京市土壤节肢动物群落组成与同地带森林生态系统土壤节肢动物群落组成基本相同。
It is significantly to study the influence of different slash in evergreen broad-leaved forest on soil animal community.
就不同程度的森林砍伐对其中的土壤动物群落产生的影响进行长期跟踪调查研究具有重要的生态学意义。
The community structure and dynamics of soil water of Pinus sylvestris var. mongolica plantation were studied in a growth season.
对樟子松人工林群落结构和土壤水分动态进行研究。
Evaporations from the community having different soil moisture were increasing with increase in the soil compaction, and reached their maximums successively.
不同土壤含水量的群落蒸发，均随土壤紧实度增大而升高。
Lindane DDT Deltamethrin and Carbofuran to exert a certain influence to soil nematode density, nematode community structure in being cultivated in a pot and experimental, but not a decisive factor.
林丹、DDT、溴氰菊酯和呋喃丹对模拟实验中的土壤线虫密度、线虫群落结构产生一定影响，但不是决定因素。
The variation features of soil-plant system in the meadow community under tourism disturbance were studied in Kanasi scenic area.
研究喀纳斯景区旅游干扰下草甸群落土壤-植被系统的变化，同时分析土壤理化性质与植被特征之间的相互影响程度。
The result showed: (1) With the development of community, soil texture changed from silt to clay loam, soil texture was improved obviously.
结果显示：(1)随着群落的发育，土壤质地由群落发育中期的粉土逐渐过渡到发育后期、末期的粘壤土，土壤质地得到了明显的改善。
Weathering of loess soil is physical and biochemical processes mainly controlled by the root systems of plant community.
黄土的风化主要为植物群落根系的物理作用及其所引起的生物化学作用。
So the study of the effects on community structure and biomass of the soil nutrients, different distribution pattern is very important to the revelation of the law of vegetation succession.
因而研究土壤养分分布方式对群落结构和生物量的影响，对揭示植被演替规律具有重要的意义。
Microorganism community is a crucial biotic factor, SOM(soil organic material), temperature and moisture are all important abiotic factors that could affect enzyme activity;
微生物群落是影响酶活性的主要生物因素，土壤有机质、温度和湿度等是影响酶活性的重要非生物因素；
The types of aboveground vegetation also had a significant effect on the community structure of soil collembolan.
地表植物群落类型对土壤弹尾虫群落结构特征也有一定影响。
The invasion and settlement of soil animals is an important pathway of the formation of soil animal community structure in abandoned mine land.
土壤动物的侵入与定居是矿区废弃地群落结构形成的重要途径。
The invasion and settlement of soil animals is an important pathway of the formation of soil animal community structure in abandoned mine land.
土壤动物的侵入与定居是矿区废弃地群落结构形成的重要途径。
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