群落结构

  • 网络community structure;FAMS
群落结构群落结构
  1. 非光合CO2同化微生物菌群的选育/优化及其群落结构分析

    Breeding , Optimization and Community Structure Analysis of Non-photosynthetic CO_2 Assimilation Microbial Flora

  2. 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

  3. Q统计指数在胶州湾北部水域浮游植物群落结构研究中的应用

    Application of Q statistics on studying of phytoplankton species diversity in the northern Jiaozhou Bay

  4. Bt转基因杨树对杨树昆虫群落结构的影响

    Effects of Transgenic Poplars to the Structure of Insect Community

  5. 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 ) .

  6. 因此,C/N比、土壤pH值和海拔高度可能是影响根瘤中非共生细菌和共生细菌群落结构和分布的重要因子。

    C / N , soil pH and altitude were the main impacting factors on the composition and distribution of nodule endophytic and symbiotic bacterial communities .

  7. 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 .

  8. 用SDS-直接法提取的总DNA建立的富集液16Srdna克隆文库中,氨氧化细菌群落结构较为单一,以亚硝化单胞菌为主。

    Results also showed Nitrosomonas sp. was dominant phylotype in the library constructed with 16S rDNA PCR amplification from enrichment culture DNA extracted by direct extraction method .

  9. 用ERIC-PCR法研究番茄根际细菌群落结构变化

    Fluctuation of bacteria community structure in tomato rhizosphere as revealed by ERIC-PCR

  10. 实验结果表明,不同温度和初始pH值对浸矿微生物的群落结构、功能及其黄铜矿的浸出率有显著影响,其中温度的影响最大。

    The results indicated that the temperatures and initial pH values had a significant effect on the community structure , its function change and the bioleaching rate of chalcopyrite , in which the impact temperatures were more obvious .

  11. 对MBR中微型动物群落结构随运行历程的变化进行了系统研究,并探讨了微型动物对MBR系统运行的指示作用。

    The microfauna community variety in MBR along with time going was investigated , and the indicative effect of microfauna on MBR operating was discussed meanwhile .

  12. 结果表明,PCR-DGGE方法可以在一定程度上反映出系统以及操作条件对微生物群落结构的影响。

    The results showed that PCR-DGGE method can reflect the influence of different system and conditions on microbial community structure to some extent .

  13. 但整体上,舟山海区岩岸春季动物群落结构是比较简单的(绝大多数断面H值小于2.50,J值小于0.5。而D值大于0.6)。

    In general , the benthic fauna community of the intertidal zone of rocky shore in Zhoushan waters is very simple ( in most stations , H ' < 2.50 , J < 0.5 , and D > 0.6 ) .

  14. Newman在2002年提出了标志网络的另外一个重要统计参数,即所谓同类性系数,用r表示。并且通过研究指出,群落结构和择优概率p等对合作网络性能特征均有一定的影响。

    In 2002 , Newman developed another important statistical network parameter which is called " assortativity coefficient " and expressed as r. He indicates that community structure and selection probability p have a certain impact on cooperation networks in his research .

  15. 群落结构聚类分析和MDS标序表明,4个取样站的群落结构非常相似,Bray-Curtis相似性系数达到80%以上。

    The structure of the macrobenthic communities in the stations 5-8 were very similar , and the Bray-Curtis similarity was up to 80 % .

  16. ERIC-PCR遗传指纹图分析表明,设置水生植物的净化池微生物群落结构相似性大于未设置植物的净化池,且微生物多样性也较未设置植物的净化池高。

    ERIC-PCR fingerprinting analysis indicated that the ponds with hydrophyte had more abundant microbial community structure similarity and diversity than those without hydrophytes .

  17. 采用土施法和OECD推荐的滤纸接触法研究了稀土(ReCl3.6H2O)对豆田土栖动物群落结构的影响以及稀土对蛴螬的生态毒性。

    By the method of OECD filter paper contact , this paper studied the effects of applied rare earth elements on soil fauna community structure and their ecological toxicity to Holotrichia parallela in bean field .

  18. 除夏秋季有两个OTUS相同外,其它OTUS在季节间完全不同,表明海水浮游植物群落结构是动态的,随时间、空间不同而变化。

    The community compositions of three seasons are almost completely different except for two OTUs shared by summer and autumn .

  19. 本文主要研究了塞罕坝自然保护区植被类型、群落结构多样性和物种多样性、维管植物区系特征、生物多样性保护与经济价值评价及3S技术在植被研究中的应用。

    In this paper , The diversity of the vegetation type , community , species and the characteristics of the vascular plants flora , the bio-diversity conservation and evaluation on economic value has been studied systematically .

  20. rRNA-targeted寡核苷酸探针识别活性污泥微生物群落结构与功能研究进展

    Application of rRNA-targeted oligonucleotide probes in the analysis of microbial communities in activated sludge

  21. DGGE图谱也证实了AM真菌对青枯菌的抑制效应,还揭示出接种AM真菌对根际土壤中细菌群落结构所产生的复杂的影响。

    DGGE profiles confirmed the inhibition effect of AM fungus on R. solanacearum , and also demonstrated the complex impact of AM fungal inoculation on bacterial community structure in rhizosphere .

  22. 污泥生物指数(SBI)由对活性污泥混合液中微型动物群落结构的分析得出,用于评价活性污泥的运转效能。

    Sludge biotic index ( SBI ), based on the microfauna associated with activated sludge mixed liquor , has been devised to monitor activated sludge plant performance .

  23. 调控微生物群落结构对N20的减量化起着重要的作用。

    Regulating and controlling the microbial community structure plays an important role in the reduction of N2O .

  24. 植物源杀虫剂KKY对枣园节肢动物群落结构的影响

    Effect of Crude Composite Pesticide from Plant ( KKY ) on Structure of Arthropod Community at Jujube Orchard

  25. 通过对整个启动过程中微生物相的镜检、颗粒污泥扫描电镜观察,结果表明,ABR反应器系统中形成了能够降解HPAM稳定的微生物群落结构。

    By looking microbial phase and scanning electron microscope of granular sludge throughout the start-up phase . The results showed that the ABR reactor system has formed a stable microbial community structure that could degrade HPAM . 2 .

  26. 微生物群落结构DGGE图谱的优势菌种中,发现了4株在活性污泥消化过程中起着重要作用的芽孢杆菌(Bacillus),它们加快了超声污泥的TSS和VSS降解。

    The sequencing indicated that 4 of predominant species in DGGE profiles of microbial communities are belonged to Bacillus , which playing an important role in sludge digestion . TSS and VSS of ultrasonic sludge were degradated faster .

  27. 调查了岷江上游20a龄油松人工林样方17个(20m×20m),测定了油松生长参数、林下植被的植物物种多样性和盖度,以分析油松生长和群落结构变化的密度效应。

    Seventeen plots ( 20 m × 20 m ) of 20-year-old Chinese pine ( Pinus tabulaeformis ) plantations were investigated for tree growth parameters , plant species diversity , and coverage of shrub and herbaceous layers in the upper reaches of the Min River in southwestern China .

  28. 农田灭鼠对害鼠群落结构的影响

    Action of Rodent s Control on Rodent Community Structure on Farmland

  29. 厦门港区残存鼠群落结构的研究

    Study on the Community Structures of Rodents Left in Xiamen Harbour

  30. 广东鹤山草坡的群落结构

    The Community Structure of Degraded Grassland in Heshan City , Guangdong