Among which , maximum was decreasing pollutants 2080 . 15 10 ^ 8 yuan / year , and minimum was water storage 25 . 12 10 ^ 8 yuan / year 最后,对该湿地生态系统服务功能的价值进行了分析。
Some social , economic and ecological problems had been occurred since the station was put into operation 为此,将河流生态系统功能与水电站对河流生态系统的影响相结合,研究电站对河流生态系统服务功能的影响。
But it is noteworthy that although the general trend is slowly increasing , the reduction of the ecosystem services value in local area was very keen 陕北黄土高原生态系统服务功能价值在空间分布上存在一定的差异。
Finally , the research prospect of marine ecosystem service is analyzed and several important problems in further study are pointed out 最后,结合国内外研究现状,进行了海洋生态系统服务功能及价值评估研究的展望分析,提出了研究中应注意的若干问题。
Based on detailed analysis of the advance for ecosystem service function and its value assessment , the connotation and definition of marine ecosystem is discussed 摘要本文在系统分析生态系统服务功能及价值评估的研究进展基础上,探讨了海洋生态系统服务功能的内涵。
As for the case study in shenzhen , the functions of purifying environment and restraining noises are in great need of protection in urban landscape management and ecological construction 而减弱噪声与净化空气是深圳市下一阶段景观管理与生态建设中需要重点保障的生态系统服务功能。
The function of agricultural ecosystem service , produced by the process of agricultural ecology and human ' s activity , is the natural environment and utility on which the human being is dependent upon 摘要农业生态系统服务功能是农业生态过程和人类活动所形成的人类赖以生存的自然环境条件与效用。
The results show that ecosystem in chengdu provides enormous ecological economic benefits with the total value of rmb 1152 . 479 billion , which corresponds with the rmb 187 . 08 billion of gdp of chengdu in 2003 结果表明,成都市生态系统服务功能年总价值为11524 . 79亿元,该市2004年国内生产总值( gdp ) 2185 . 7亿元。
According to the characters of marine ecosystem of china , the classifying system of marine ecosystem is established and value assessment methods of several representative ecosystem services are studied 根据我国海洋生态系统的特征,初步构建了海洋生态系统服务功能分类体系,研究了海洋生态系统典型服务功能的价值评价方法。
Harnessing water pollution and decomposing soil heavy mentals are the most important function of ecosystem services in chengdu which should be protected in the course of urban landscape management and ecological construction 污水治理与土壤重金属降解是成都市下一阶段景观管理与生态建设中需要重点保障的生态系统服务功能。