土壤细菌
- 网络Bacteria;soil bacteria;soil bacterium;Bacillus thuringiensis;dirt-dwelling bacteria
-
图1土壤细菌、真菌与放线菌数量动态变化Fig。
Dynam ics of the numbers of the soil bacteria , fungi and actinomycetes .
-
SherlockMIS系统应用于土壤细菌鉴定的研究
Application of Sherlock MIS in identification of soil bacteria
-
这种蛋白质是由土壤细菌制成的,这种细菌以电解水中的氢为食。由于务农活动被认为是造成许多环境问题的原因,人们对由细菌制成的新型食物的投资不断增加。
With farming blamed for contributing to many environmental problems , there 's been increasing investment in novel foods grown from bacteria .
-
一种可用于PCR扩增的直接提取土壤细菌DNA的方法
The Method for Bacterial DNA Extraction Directly from Soils for PCR Amplification
-
土壤细菌基因资源的直接分离&16S核糖体RNA基因模式
Direct Cloning of Bacterial Genes From Soil & 16S Ribosomal RNA Gene as a Model
-
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
-
四合木分布区土壤细菌遗传多样性在有煤样地(A)和无煤样地(B)间具有差异性。
There is a magnificant difference of the genetic diversity of Bacteria in the distributive area of Tetraena Mongolica , between the area with colliery and the one without colliery .
-
转Bt水稻与常规水稻根际土壤细菌类群的比较研究
Study of the effect of transgenic Bt rice on the composition of bacterial populations in the rhizosphere soil
-
烃类的微生物氧化I.土壤细菌A-3的某些生化特征
Microbial oxydation of hydrocarbons I.SOME biochemical behavior of soil bacterium A-3
-
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
-
过量施肥下不同氮肥对土壤细菌多样性影响的RFLP分析
RFLP Analysis on Bacterial Diversity of Different Nitrogen Form in Excessive Fertilization Soil
-
Aeromonassp.SUWA-9菌株几丁质酶基因及土壤细菌红色基因的克隆分析
Cloning Chitinase Gene from Aeromonas sp . SUWA-9 and Red Gene from Soil Bacteria
-
抗草甘膦转基因大豆(RRS)对根际土壤细菌数量和多样性的影响
Effects of RRS on the amount and diversity of bacteria in rhizospheric soil
-
它拥有来自土壤细菌苏云金杆菌(Bt)的基因,这可以让作物抵抗毁灭性的茎蛀虫。
It contains a gene from the soil bacterium Bacillus thuringiensis ( Bt ) which makes crops resistant to the devastating shoot borer pest .
-
本文运用PCR-DGGE技术对研究区土壤细菌多样性进行了研究。
PCR-DGGE was used to analysis the bacteria diversity in the soil of study area .
-
PCR-DGGE结果表明,连作改变了土壤细菌和真菌群落结构。
PCR-DGGE results showed that the continuous monocropping of cucumber changed soil bacterial and fungal community structures .
-
通过直接提取土壤细菌DNA,运用PCR、变性梯度凝胶电泳和分子克隆等技术,分析土壤细菌16Srdna的多态性。
The 16S rDNA diversity of bacteria was studied by directly extracting bacteria DNA from mangrove soil and employing polymerase chain reaction , denaturing grade gel electrophoresis ( DGGE ) and clone technology .
-
覆盖秸秆提高了植物根际土壤细菌、真菌Shannon-Weaver指数、Simpson指数和均匀度指数。
Plant rhizosphere soil bacteria , fungi , Shannon-Weaver index , Simpson index and evenness index increased with straw .
-
但两种稻田中仅分布2个相同的细菌菌群,其余均为具有特征性的细菌菌群,这说明转Bt基因水稻对土壤细菌种类组成有显著性影响。
Among them , only two common species existed in two rice fields and others were different species . The result indicated there was significant effect of transgenic Bt rice on bacteria compositions .
-
3与纯化肥处理(CF)相比,有机无机配施可增加稻田土壤细菌、真菌和放线菌数量,提高水稻土磷酸酶、脲酶、过氧化氢酶、蔗糖酶和纤维素酶活性。
Compared with CF treatment , the combined fertilization could increase the number of bacterial , fungi and actinomycetes and improve the activity of soil phosphatase , urease , catalase , invertase and cellulose .
-
然而,随着污泥添加量的增加,使湿地松根际土壤细菌种群Shannon指数趋于一个相对的稳定状态。
However , with the increase of sewage sludge in cover soil , Shannon index of bacterial diversity in rhizosphere soil of Pinus elliottii planted in landfill site became relatively stable .
-
结果表明,在水稻拔节期、小麦越冬期与成熟期的0~5cm和5~10cm土层中,FACE处理能显著增加土壤细菌的数量。
The results showed that FACE treatment could significantly increase the amount of soil bacteria in 0 ~ 5 cm and 5 ~ 10 cm soil layers during rice jointing stage and wheat wintering and ripening stages .
-
本研究的目的是从我国的土壤细菌中筛选能够干扰植物病原细菌quorum-sensing系统的资源,并初步解析其干扰机制。
The aim of this study was to screen soilborne bacterial strains which could interfere with the quorum-sensing system and to understand primarily their interfering mechanisms . Totally ca.
-
3个采样时期各根区DGGE图谱条带数、土壤细菌多样性指数和均匀度指数均无显著差异(p0.05),转Bt基因玉米种植对土壤细菌遗传多样性无显著影响。
DGGE fingerprints indicated that DGGE bands , diversity index and homogeneous degree index of bacteria were not significantly different in three sampling stages ( P0.05 ) . Planting transgenic Bt maize was not affected the soil bacterial diversity significantly . 3 .
-
由于土壤细菌对土壤生物活性的重要贡献,外源稀土在黄褐土中积累对细菌的安全临界值可以初步确定为10~30mg·kg-1。
As the important contribution of soil bacteria to soil biological activities , the EC50 value of 10 ~ 30 mg · kg-1 may be taken as critical value of mixed REEs added in yellow cinnamon soil .
-
多重干湿交替会改变土壤细菌/真菌群落结构。
Multiple drying-rewetting changed the community structure among bacterium and fungi .
-
外源木质纤维素诱导下的土壤细菌菌群结构变化
The Effects of Exogenous Lignocellulose on Bacterial Community Structure in Soil
-
从两类不同培养基上分离的土壤细菌的特征比较
Comparison of characteristics of soil bacteria isolated from two different media
-
土壤细菌培养基的筛选和评价
The Selection and Evaluation of Culture Media for Isolating Bacteria From Soil