基质条件和人为影响是豫北沙地植被演替的主要因素。主要的演替形式是由无植被向固定沙地稳定群落的进化型演替。
The major succession processes of vegetation association are consistent with the process from which the shifting sand turned into fixed sand . the models of succession series are: Comm.
在这种情况下，顶极群落将被认为是最稳定的，因为根据定义，它随着时间推移所产生的变化最小。
In that case, the climax community would be considered the most stable, since, by definition, it changes the least over time.
在这种情况下，顶极群落会是最脆弱和最不稳定的，因为它们可能需要数百年才能恢复到顶极状态。
In that case, climax communities would be the most fragile and the least stable, since they can require hundreds of years to return to the climax state.
他们发现，今天，一个相对稳定的高层次编辑群落正越来越“掌控”着该百科全书的控制权，而那些随机的贡献者与编辑正在逐渐走失。
Today, they discovered, a stable group of high-level editors has become increasingly responsible for controlling the encyclopedia, while casual contributors and editors are falling away.
逐渐趋于稳定的群落小气候是恢复群落逐渐成熟的表现，同时可以促进群落的进一步完善。
As the time series, the gradual stability of community microclimate is a sign for the gradual maturity of community restoration.
从植物种群水平、植物功能群水平到群落水平，地上生物量的年度间变异性逐渐降低，稳定性逐渐增加。
From population level to functional group level, and then to community level, the yearly-variation of aboveground biomass minimizes gradually and stability increases.
黑猩猩群落中出现的这种社会仲裁有助于它们群体的稳定，最终会有利于所有成员。就像《警界双雄》的情节一样。
Such social intercession may have evolved to help stabilize the community, which ultimately benefits all its members. Including Chimpsky and Hutch.
然而这些些生物是生物群落的成员，如果群落的稳定性取决于其完整性，他们就有权持续生存。
Yet these creatures are members ofthe biotic community and, if its stability depends on its integrity, they are entitled tocontinuance.
气候顶级群落：与稳定的气候平衡的植物群落，它代表演替的顶级。
Climatic climax a plant community that is in equilibrium with a stable climate. It represents the of a succession.
中稻田群落总个体数在时间过程中变化不大，晚稻田较稳定。
The total individuals of the communities changed greatly in the temporal sequence in middle-season paddy fields but were relatively stable in late paddy fields.
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。
Our results showed that DG index truly reflects soil fauna community characteristics in various artificial vegetation types.
因此，保留以内禀冗余形式存在的非目标植物种对群落的稳定是有益的。
So it may be helpful to the mankind to keep some plant species that exist in intrinsic redundancy in the plant communities.
结果表明，随着演替的进行，群落的乔灌木树种数先升高后降低，趋于稳定。
The results show that with succession proceeding, the number of trees and shrubs increased at first, then decreased and trend to stable at last.
水生植物的种植，也要按照优势种培育模式，以期形成稳定的水生植物群落。
The planting of aquatic plant should also follow the superior species cultivation pattern to form the stable aquatic plant community.
石灰岩山季雨林是一种相对脆弱的生态系统，次生林蚂蚁群落的稳定性显著降低。
Karst monsoon forest is a relatively weak ecosystem, the stability of the ant community is obviously reduced in its secondary forest.
在湿地运行条件相对稳定的情况下，湿地基质中会逐渐形成数量和活性比较稳定的生物群落。
Under stable operation conditions, biotic community with relatively stable microorganism biomass and microbial activity was gradually developed in wetland substrate.
其中有机管理年限最长地块的昆虫群落的稳定性最好，常规管理的对照地块的昆虫群落稳定性最差。
The insect community stability of the plot of the longest organic management time was the best, while the control plot of conventional management was the worst.
过度捕捞和环境恶化破坏了渤海生态系统的结构，使生物群落生产力下降，生态系统的稳定性转差。
Over exploitation and environmental degradation have broken down the Bohai Sea ecosystem, and reduced its resilience and stability.
削弱固沙群落的根系冗余可获得生物量上的补偿，但使群落稳定性下降。
Reducing root system redundancy could gain the compensation for aboveground biomass, but make community's stability decreased.
调查和试验分析结果表明，柠条群落是毛乌素沙地西南部半荒漠风沙区较稳定的人工固沙植物群落。
The analytical results of investigation and experiments showed that Caragana intermedia was a more stable artificial sand-fixation plant community at the southwest part of Maowusu desert area.
由麻栎立木结构表明该群落处于旺盛生长期；在演替过程中能够保持落叶阔叶林的稳定结构。
The stock structure showed that the community was in vigorous growing stage, and the community could still remain stable deciduous broad-leaved forest in the future succession.
对混播群落稳定性的判断存在时间尺度和空间尺度。
There are both spatial and temporal scales to consider when evaluating the stability of a mixed community.
本源微生物是指存在于油藏中较为稳定的微生物群落。
Indigenous bacteria are a kind of microbial colony who live stably in reservoir.
当外界干扰消除后，新的稳定的微生物群落有可能再次回到初始群落的状态。
After the disturbance finished, a new stable microbial community might return to the initial community.
水生高等植物群落的优化，特别是沉水植物的恢复，是建立稳定健康的水生态系统的必要条件。
An optimization of the community of the aquatic higher plants is necessary to construct a steady water ecosystem, especially for the recovery of the submerged plants.
南友K 93 K 154路段，木本草本植物群落物种丰富度明显大于纯草本植物群落，且木本草本植物群落的稳定性高于纯草本植物群落。
Friends of the south section K93K154, woody herb community species richness was higher than that of pure herb community, and woody and herbaceous communities stability than pure herb community.
沟谷热带雨林群落结构和功能(光合生产)的稳定性是以多个物种种群以及各层次中个体数量的相对稳定来维持的。
The stability of structure and function (photosynthesis production) of the ravine tropical rain forest is maintained by a lot of tree populations, and relative constancy of individuals in each layer.
认为植物群落目标的设定应以遵循保证坡面稳定性的前提，实现与周围景观相协调，并且维护管理量小等原则。
The principle of aim enactment of vegetation community is put forward that ensuring the slope stability as premise should be harmonious with the surrounding environment and requires little management.
结论：该人房群落蚊种较丰富，群落组成和结构复杂，各优势蚊种数量分布基本均匀和稳定。
Conclusion: Mosquito communities of human rooms have abundant species and its structure and component are very complicate, the distributions of dominant species are relatively stable.
结论：该人房群落蚊种较丰富，群落组成和结构复杂，各优势蚊种数量分布基本均匀和稳定。
Conclusion: Mosquito communities of human rooms have abundant species and its structure and component are very complicate, the distributions of dominant species are relatively stable.
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