It is the key to protect the function of agricultural ecosystem service to check the environmental pollution 遏止环境污染是保护农业生态系统服务功能的关键。
Contingent valuation of the economic benefits of restoring ecosystem services of zhangye prefecture of heihe river basin 黑河流域张掖地区生态系统服务恢复的条件价值评估
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。
At the same time , some misunderstandings for the marine ecosystem services were also clarified with those connotations 并在此基础上,辨析了几个在海洋生态系统服务方面容易引起的误解。
Comparison and application of different contingent valuation methods in measuring total economic value of restoring ejina banner ' s ecosystem services 额济纳旗生态系统服务恢复价值评估方法的比较与应用
Comparison of soil microorganism and enzyme activity in different patterns of vegetation rehabilitation - an example from upper reaches of jialingjiang river 土地利用变化对洞庭湖区生态系统服务价值的影响
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。
Finally , the consequence of weakening and losing the marine ecosystem services , more harmful disasters and worse living environment were analyzed 最后,文章也简要地分析了海洋生态系统服务减弱或丧失以后对人类产牛的后果,自然灾害发牛频率增加和牛活环境恶化。