土壤群落

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。

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 .

硫丹对生物DNA损伤和土壤微生物群落多样性的影响

DNA Damage and Effect on Soil Microbial Community Diversity Induced by Endosulfan

N沉降增加对森林生态系统地表土壤动物群落的影响

Responses of Aboveground Soil Fauna Community to Simulated N Deposition Addition in Forest Ecosystems

农用化学品污染对土壤微生物群落DNA序列多样性影响研究

A preliminary study on DNA sequence diversity of soil microbial community affected by agricultural chemicals

农用化学品的使用会对土壤微生物群落在DNA分子水平上的多样性产生影响；

The changes in the soil microbial community diversity by agricultural chemicals were found at the DNA level .

高浓度CO2对红松根际及根外土壤微生物群落结构的影响

Response of bacterial community structure in Pinus Koraiensis seedlings rhizosphere and bulk soil to elevated CO _ 2

施用EM堆肥对土壤螨群落结构的影响

Effects of EM Compost on Soil Mites Community in Farmland

火烧地土壤细菌群落结构和对照有显著差异（p0.05）。

Bacterial community compostion in fire-impacted soil was significant different from the control unburned soils ( p0.05 ) .

转Bt基因克螟稻秸杆对淹水土壤细菌群落的影响

Effect of Bt transgenic rice straw on the bacterial community composition in a flooded paddy soil

说明转Bt基因水稻对土壤动物群落结构的稳定性没有显著影响。

The impact of Bt transgenic rice on the stability of community structure was not obvious .

红树林土壤细菌群落16SrDNAV3片段PCR产物的DGGE分析

Mangrove soil community analysis using DGGE of 16S rDNA V3 fragment polymerase chain reaction products

土壤动物群落具有显著的垂直分异特征，土壤I层土壤动物个体数量、类群丰度和多样性显著高于II和III层。

For the vertical distribution , soil fauna individuals , group abundance and diversity were significantly higher in layer I than in layer II and III.

ANOVA结果表明，分解时间对凋落物网袋内土壤动物群落存在显著影响。

By ANOVA , time factor affected on soil fauna which live in litter bags significantly .

对真菌的DGGE图谱分析表明，不同施肥制度处理下土壤真菌群落结构有一定的变化。

Different fertilizer treatments of soil fungal community structure had certain changes .

而种植年限为7年的土壤微生物群落DNA序列多样性指数及修正丰富度指数均呈现最低值，均匀度指数也非常低，可能是土壤生态环境最差的土壤；

Diversity index and modified richness index of soil cropping for seven years was lower , which may be the most bad soil sample , was lowest , and evenness index was lower too .

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。

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 .

土壤微生物群落磷脂脂肪酸PLFA生物标记多样性

The diversity of phospholipid fatty acid ( PLFA ) biomarker for the microbial community in soil

我们应用了PCR-DGGE技术（聚合酶链式反应-变性梯度凝胶电泳技术）监测土壤微生物群落结构和遗传多样性。

We use the PCR-DGGE technology ( the polymerase chain reaction & degeneration gradient gel electrophoresis technology ) to test the soil microbial diversity and community structure information .

不同处理组土壤微生物群落DNA序列Shannon-Weaver指数顺序为0mg/kg50mg/kg100mg/kg200mg/kg400mg/kg。

The Shannon-Weaver index of soil microbial community DNA sequence in all treatments was : 0 mg / kg 50 mg / kg 100 mg / kg 200 mg / kg 400 mg / kg .

Biolog方法分析结果显示，修复后土壤微生物群落的多样性、丰富度与均一性发生了变化。

The diversity of microbial communities in soils was analyzed by the Biolog method . The microbial communities in the treatments were different in richness and evenness .

除在常氮施肥、大气CO2浓度升高时，Shannon指数、Simpson指数和微生物利用的碳源有显著变化外，其他处理中土壤微生物群落功能多样性的变化很小。

Except at normal N fertilizing and atmospheric CO2 concentration increasing shannon exponent , Simpson exponent and carbon source utilized by microbe markedly changed , the change of soil microbial community function diversity was very little in other treatments .

腐熟BOF处理后土壤微生物群落中C16∶111c含量明显增加，表明施用腐熟BOF促进土壤中AM菌根的生长。

The content of C16 ∶ 1 11c in soil microbial community was obviously increased after application decomposed BOF . And it indicated that AM fungi improved under decomposed BOF application .

三氟乙酸是HFC-134a等氯氟烃替代品的降解产物，对植物和土壤微生物群落的生长有一定抑制作用。

Trifluoroacetic acid ( TFA ) is degradation product of some CFCs alternatives , such as HFC-134a , which has some inhibitory effects on plants and soil microbial communities .

采用PLFA方法并结合其他方法有助于获取土壤微生物群落多样性的更多和更全面而完整的信息。

By using the PLFA method combined with some others , more comprehensive and integrated information about the diversity of soil microbial communities can be obtained .

在温室盆栽番茄条件下研究施用BHA对番茄生长和防病的影响，应用BIOLOG方法研究了BHA对土壤微生物群落的调节作用。

The effect of BHA on tomato growth and disease suppression was studied by pot experiment in the greenhouse . BIOLOG method was used to study the regulating function of BHA on soil microbial community .

转基因水稻田与常规水稻田中土壤动物群落的密度、类群丰富度、Shannon-Wiener多样性指数、Pielou均匀度指数、Simpson优势度指数和密度&类群指数之间均没有显著差异（P＞0.05）。

There was no significant differences in community density , group richness , Shannon-Wiener index of species diversity , Pielou index of evenness , Simpson index of dominance and density-group index between Bt transgenic rice and non-Bt transgenic rice ( P0.05 ) .

旨在促进对BIOLOG测定土壤微生物群落功能多样性的了解，为正确运用这种方法开展土壤微生物群落功能多样性研究提供科学依据和理论指导。

The objective of the study is to accelerate understanding how to apply BIOLOG properly to the study on soil microbial community functional diversity and provide a scientific foundation and theoretical guide for further research of the subject correctly .

DGGE图谱分析表明，该区域油松根际土壤真菌群落相似性较高，但不同样地DGGE条带的位置、亮度和数量存在一定差异，表明真菌种类、生物量和多样性不同。

Sketch map of DGGE showed that the fungal community in the rhizosphere of Pinus tabulaeformis was similarity , but different soil sample have different position , brightness and quantity of DGGE strip , it means the type , biomass and diversity of fungi were different .

结果表明：BFA能明显提高番茄的株高、生物量，土壤微生物群落的结构组成发生了明显变化，土壤微生物的各项多样性指数都有所提高，并降低了番茄青枯病的发生率。

The results showed that the application of BFA could increase the plant height and biomass significantly , change the soil microbial community structure , and enhance the soil microbial diversity index . The severity of tomato wilt was also reduced .

DGGE采用8%的聚丙烯酰胺凝胶浓度，变性梯度40%到60%，效果最佳。（2）运用PCR-DGGE技术对玉米整个生育期土壤微生物群落特征进行了研究。

DGGE using 8 % polyacrylamide gel concentration , denaturing gradient ranging from 40 % to 60 % , can get the best results . ( 2 ) The characteristics of soil microbial communities of whole growing period of maize were studied by using the PCR-DGGE technique .