生态学家使用“演替”一词来指植物群落和生态系统随时间发生的变化。
Ecologists use the term "succession" to refer to the changes that happen in plant communities and ecosystems over time.
对如何促进赤松林演替为较高级的生态系统，进行了初步讨论。
How to accelerate succession of the red pine woods into a higher-grade ecosystem is discussed.
微山湖在漫长的历史演替进程中逐步形成了自己独特的生态系统。
Lake Weishan have formed its own unique ecosystem in long historical succession advancement.
火是森林生态系统中重要的干扰因子，它对森林植被的演替与恢复均有重要的影响。
Forest fire is one of the most important disturbance factors in forest ecosystem, and it has great impact on succession and recovery of forest ecosystem.
最后，根据喀斯特生态系统各个演替阶段的特征，提出相应的能促进喀斯特生态系统顺向演替的建议措施。
Finally, according to the characteristics of Karst ecosystem in each phase of succession, the paper puts forward some advice on boosting Karst ecosystem for positive succession.
对于森林、草地、江河等自然生态系统，植被选择应以原生种类为主，以促进生态系统进行原生演替；
For forest, grassland and river ecosystems, phreatophyte should be applied to, promoting the primary succession of the ecosystem.
黄河三角洲是海陆交互作用形成的退海地，土壤形成时间相对较短，地面植被演替频繁，整个生态系统比较脆弱。
Yellow river Delta is the retired land formed from the river-sea interaction, the soil formed shortly, and the vegetation evolves frequently, the whole ecosystem is vulnerable, too.
利用生态学和经济学统计方法分析了1950-2000年庙岛群岛海岸带农田生态系统服务价值的演替变化。
The successive variation in ecosystem service value of farmland in Miaodao archipelago from 1950 to 2000 is analyzed by using ecological and economics methods.
本文对黄河三角洲湿地生态系统的类型、特征、演替、演化进行了分析，并探讨了有关保护对策。
In the paper, the types, characteristics, planning and evolution of wetland ecosystem in Yellow River Delta have been analyzed, and its protection has been discussed.
研究结果表明，根据土地类型所处的土地生态系统的演替阶段来判定土地退化程度，是目前比较简便而又切实可行的土地退化评价方法。
The results showed that it was a simple and practical method, which was based on the ecosystem succession stage of land types to assessment land degradation.
随着植被的逆向演替，土壤养分减少，导致低丘红壤生态系统恶化。
With the degeneration of vegetation, decreasing of soil nutrients results in regressive successions in red earth ecosystem.
本文采用非平衡态热力学理论，研究兰州马衔山深季节冻土区的森林生态系统，从研究森林演替入手得出生态环境演变的规律。
In this paper, a theory of non-equilibrium thermodynamics is applied to the ecologic system offorest in zone of deep seasonal frozen soil on Mt. Maxian.
玛纳斯河流域农业生态系统良性演替需建立在绿洲资源要素时空优化配置及其协调开发利用上。
Positive succession should be based on the temporal and spatial distribution and the coordinated utilization of oasis resource factors on the agro-ecosystem along Manas River.
论述了黄河三角洲草地的形成与演替及当前草地碱化、退化、植被减少、生态系统恶化情况。
The grassland formation and succession in Yellow River Delta were discussed. The salinization, grassland degradation and ecosystem deterioration in the region were described.
土壤是植物群落演替过程中重要的环境因子，是生态系统功能恢复与维持的关键指标。
Soil, which is the vital important environment factor during plant succession, is the key index of function recovery and maintain of the eco-system.
海岛植被恢复可参考其群落演替过程，其恢复至少是一个群落或生态系统水平的恢复。
The natural successional process can be used in the vegetation recovery of island. The island restoration is based on the restoration of community or ecosystem level.
实现岩溶植被生态系统的恢复和重建，必须对岩溶植被演替规律及其动力机制进行研究。
In order to restore the vegetation in karst degradation areas, we should conduct research on vegetation succession and karst dynamic mechanism.
实现岩溶植被生态系统的恢复和重建，必须对岩溶植被演替规律及其动力机制进行研究。
In order to restore the vegetation in karst degradation areas, we should conduct research on vegetation succession and karst dynamic mechanism.
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