生态系统的数学模型同样表明,多样性并不能保证生态系统的稳定性——事实上恰恰相反。
Mathematical models of ecosystems likewise suggest that diversity does not guarantee ecosystem stability—just the opposite, in fact.
生态系统稳定性的问题是复杂的。
或者,稳定性可以被定义为生态系统在发生重大扰动,如一场火灾后,恢复到特定形式的速度。
Alternatively, stability can be defined as the speed with which an ecosystem returns to a particular form following a major disturbance, such as a fire.
生态学家认为,顶极生态系统呈现出的稳定性取决于其复杂程度。
Ecologists concluded that the apparent stability of climax ecosystems depended on their complexity.
在某些方面自然已经成为我们关注的中心因为我们消耗了可再生和不可再生资源破坏了生态系统威胁了气候的稳定性。
In some respects, the natural world is already central to our concerns as renewable and non-renewable resources are depleted, ecosystems are degraded and the climate's stability is threatened.
从草原到海洋,生态学家们发现生物的多样化能促进生态系统的生产力,增强其稳定性。
From grasslands to oceans, ecologists are finding that greater diversity tends to boost an ecosystem's productivity and reinforce its stability.
气候变化将带来食品生产,可用水,生态系统以及人类健康,迁移压力,地区不稳定性方面的重大后果。
Climate change will have major consequences for food production, water availability, ecosystems and human health, migration pressures, and regional instability.
植物是各类动物的食源,外来者蔓延的威胁抑制它们生长,生态系统食物链的稳定性日渐堪忧。
The spread threatens to smother vegetation that is a source of food for a variety of animals, raising concerns about the stability of the ecosystem's food chain.
植被护坡在改善生态环境方面的作用是显著的,但植被对坡体稳定性的影响却很复杂,积极与消极的作用共存。
Slope bioengineering has significant protective effect on ecology environment, yet vegetation has complex effect on the stability of slope, it plays both positive and negative roles.
稳定性是生态系统重要的特征之一。
Stability is one of the most important characteristics in ecosystem.
森林覆盖率提高,生态系统稳定性增强,人居环境明显改善。
Forest coverage should increase, the ecosystem should become more stable, and the living environment should improve markedly.
结果表明,该县土地生态系统功能低下,系统的能量转化效率及稳定性较低。
The results show that the function of the land ecosystem is low, the energy conversion efficiency and the stability is not high.
同时,该结构可使绿地系统成为有机的整体兼具具有很强的延展性,保证城市绿地生态系统的稳定性。
Meanwhile, this structure could make space system to the organic whole, have the strong extensibility, ensure the stability of urban space ecological system.
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.
本研究分析了子午岭林区农田、草地、灌丛和森林不同生态系统土壤总有机碳、活性有机碳和稳定性有机碳含量。
The study examined the total contents of soil organic carbon and the content of soil active organic carbon and stable organic carbon in farmland, grassland, scrub and forest ecosystems.
为认识放牧系统的复杂性和稳定性,产生了放牧系统的平衡生态学和非平衡生态学原理。
To understand the complexity and stability in grazing systems, the equilibrium and non-equilibrium ecology theory have been developed.
对水利工程完成后影响的区域自然生态体系的完整性、生产能力及稳定性进行评价;
The integrality of natural ecological system throughput and stability were assessed after irrigation works has been completed;
以水为核心的水盐、水热以及水土关系的紊乱,制约了水域生态系统的稳定性。
The disorder of water-salt, water-heat and water-land restricts the stability of water ecosystem.
一个实矩阵的符号稳定性问题在经济学、生态学等诸多领域中都有应用背景。
The study of sign stability of a real square matrix has important applications in various areas such as economics, ecology, and so on.
同时,它已被用来评价生态系统的稳定性,或被用来估算生态系统的初始生产力。
By this approach, the stability of ecosystems can be evaluated, and the primary productivity of the ecosystems can be also estimated.
根据生态系统稳定性的产生原因,将稳定性划分为系统整体稳定性和系统结构稳定性。
According to the physical basis of the stability, the stability of ecosystem is divided into the integrity stability and the stability of system structure.
因此建议采伐作业时不要连续采伐2株以上,以保持好的天然更新环境,维护森林生态系统的连续性和稳定性。
So it is better to cut down 1 or 2 trees once time, which can maintain the stability of the forest ecosystem.
水是决定绿洲生态系统稳定性的关键因子,确定水量与适度绿洲面积的关系尤为重要。
Water is one of the key factors which influence the stability of oasis ecosystem, and it's important to research the relationship between the water quantity and appropriate oasis area.
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.
景观稳定性表现为景观要素稳定性和景观生态系统稳定性。
The stability of the landscape is shown as the stability of the key element of the landscape and stability of the landscape ecosystem.
稳定性同位素技术是现代生态学研究中的一门应用技术,它几乎在生态学研究的各个领域都有着广泛的应用。
As an applied technology in modern ecology research, stable isotope technique has been prosperously applied to the ecological fields.
我国干旱地区生态环境十分脆弱、稳定性差。
The ecological environment in the arid zones ins very fragile and not stable.
从生态环境稳定性来说相对较弱,景观质量上欠丰富性。
From eco-environmental stability the eco-landscape forest is relatively insignificant and the landscape quality is not abundant.
城市绿地人工植物群落的结构决定了它的生态效益和稳定性。
The ecological benefits and sustainability of an urban artificial plant community are decided by its structure.
城市绿地人工植物群落的结构决定了它的生态效益和稳定性。
The ecological benefits and sustainability of an urban artificial plant community are decided by its structure.
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