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页数:6页
时间:2019-02-03
《基于河道生态基流保障的农田生态系统服务价值损失量研究》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、!29"!4#&'()&*+,-Vol.29No.42018$8%JournalofWaterResources&WaterEngineeringAug.,2018DOI:10.11705/j.issn.1672-643X.2018.04.43'2ÇÀ'5st@vìÇÀzuvÑF¨©6TU¢þ,0PQ,Í®,^ÜR(ÐÑZLY6Ð!´ÆÇRKL·!")*0b¥k'%N,«ÐÐÑ710048)CD:j¨ÆÇ%ka§o2²¥nABöÙRWX0rÆÇ%ka§oöû,,Ö$¨j¨ÆÇ%koZa§RÎcdÙn¦。%°j¨ÆÇ%ka§oWX²¥ãäo»ÆÇÖ×Ã;ȹ
2、²¥,c«gj¨ÆÇ%ka§o»ÆÇÖ×Ã;ȹ²¥no-¿cd,efg»ÆÇÖ×Ã;ȹ²¥nopqT×,®Wgȹ²¥nÛZ¶d¬õWXhßȹrStupq。+Ux>:Rnë-¿»ÆÇÖ×Ã;ȹ²¥no%ò,Rn(®ætu»ÆÇÖ×Ã;ȹ²¥n;³´RÑNT^ÆÇP$5¶>cdrj¨ÆÇ%ka§o2²¥nVÛZ,ÜK°Ü»ÆÇÖ×^j¨ÆÇ%ka§oÙÚ,Ú;,Ö,WXhßÈæpq$Âãä»ÆÇÖ×Ã;ȹ²¥npq。EFG:j¨ÆÇ%ka§;»ÆÇÖ×Ã;ȹ;ȹ²¥nHIJKL:TV213.4;X196MNOPQ:AMRSL:1672643
3、X(2018)04025506StudyonthefarmlandecosystemservicesvaluelossbasedontheriverecologicalbaseflowprotectionCHENGBo,LIHuaien,HUANGKang,FANYuanhang(StateKeyLaboratoryofEcohydraulicEngineeringinCultivationBase,Xi'anUniversityofTechnology,Xi'an710048,China)Abstract:Theagriculturaleconomi
4、clossoftheriverecologicalbaseflowprotectiondirectlydeterminesgovernmentdecision-makingontheprotectionoftheecologicalbaseflow,andprovidesthequantitativebasistoremainareasonableleveloftheecologicalriverbaseflowprotection.Basedonthefarmlandecosystemservicesvaluelosscausedbytherivere
5、cologicalbaseflowprotectiongrainloss,weproposedacalculationmethodtocomputethefarmlandecosystemservicesvaluelossbasedontheriverecologicalbaseflowprotection.Thechangeruleofservicevaluelossoffarmlandecosystemwasdiscussedandthewayofdealingwithvaluelosswasanalyzed.Theeffectofgrainmarke
6、tvalueonthelossofservicevalueoffarmlandecosystemservicewasanalyzed.Theresultsshowthatrunoffisthebasistocalculatefarmlandecosystemservicesvalueloss,andtheannualdistributioninfluencesfarmlandecosystemservicesvalueloss.Wecandealwiththeeconomiclossbasedontheriverecologicalbaseflowprot
7、ectionbythewaterrighttradingmethodandtheagriculturalecologicalcompensationmethod,whichcanpromotethecoordinateddevelopmentoftheagricultureandtheriverecologicalbasicflow,andfoodmarketfluctuationalsocausefarmlandecosystemservicesvaluelosschange.Keywords:riverecologicalbaseflowprotec
8、tion;farmlandecosystemservicesval
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