Karst ecosystem is an ecosystem controlled by karst environment.
岩溶生态系统是受岩溶环境制约的生态系统。
But the research on impacts of climate changes on karst ecosystem hasn't been studied systematically at home now.
但关于气候变化对岩溶生态系统的影响，国内尚未有系统的研究工作。
Tillage practice had important effect on soil nutrients loss and soil degradation in the fragile karst ecosystem.
耕作对喀斯特脆弱生态系统土壤具有重要影响，是造成土壤养分流失、退化的主要原因。
Studies on the impacts of extreme drought on karst plant communities are the basis for the management of degraded karst ecosystem.
研究干旱对退化喀斯特植被影响是治理退化喀斯特生态系统或石漠化的基础。
Therefore, appropriate plant species and restoration approaches should be chosen to restore the vegetations of degraded karst ecosystem.
因此，退化喀斯特生态系统的植被恢复必须选择合理的物种和恢复方式。
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.
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。
In this paper, the impacts of climate changes on karst ecosystem were studied from the aspects of vegetation and hydrologic regimes and water resource, taking karst areas in Chongqing as an example.
本文以重庆岩溶区为研究对象，从植被和水文水资源两个方面分析了气候变化对岩溶生态系统的影响。
Karst monsoon forest is a relatively weak ecosystem, the stability of the ant community is obviously reduced in its secondary forest.
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。
Because of thin solum and lower soil loss tolerance, the ecosystem in Karst region is very fragile. The vegetation is difficult to recover after destruction.
喀斯特区由于土层薄、土壤允许流失量低，生态系统十分脆弱，植被破坏后难以恢复。
Southwest China is one of the three distribution centres of Karst in the world, and it is the typically fragile ecosystem.
我国西南地区是全球喀斯特三大分布中心之一，属于典型的脆弱生态系统。
Southwest China is one of the three distribution centres of Karst in the world, and it is the typically fragile ecosystem.
我国西南地区是全球喀斯特三大分布中心之一，属于典型的脆弱生态系统。
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