耕地資源可持續(xù)利用評價及對策研究——以湖南省益陽市為例.pdf

1、湖南農業(yè)大學碩士學位論文耕地資源可持續(xù)利用評價及對策研究——以湖南省益陽市為例姓名：何浩軍申請學位級別：碩士專業(yè)：種植指導教師：鐵柏清20041001AbstractThecharacteristicsoffarmlandinourcountryutilizationstatus，andthemaindevelopmentalquestionsareasfollows：theareaofdrylandandslopingfarminga

2、requiteground，thesoilheterogeneityisgreat，thealternativefarmlandisseriousscarcity；qualityoffarmlandisretrogradedseriouslystructuresofutilizationisillogicalityandscarcityscientifictechnologyisverylow；thequalityoffarmlandi

3、sdeteriorating，measuressafeguardingfarmlandaredeficient，andthereissignificantcontradictionbetweenmanandlandTherefore，itishightimetomaintainsustainableutilizationwhichisinaccordancewithOurcountry’SfarmlandBeingonthebasiso

4、fthesustainabledevelopmenttheory，thestudyisaboutsustainableutilizationoffarmlandThroughstudyingthenaturalenvironmenteconomyandsocietywhichisrelevanttotheutilizationoffarmland，thesustainableutilizationoffarmlandisbeingstu

5、diedTakingYiyangcityinHunanprovinceforexample，theindexsystemofevaluationonsustainablefarmlandutilizationisconstructedBasedonAnalyticHierarchyProgress(AHP)，judgmentindexesofeveryhierarchyinthesystemaremade，asaresult，theev

6、aluationisdisplaythemethodofgeometry—averageadoptingforsettingupconstitutionofevaluationmoduleaboutYiyangcity’SfarmlandutilizationandcalculatingthesustainableevaluationresultsofYiyangcity’Sfarmlandresources(from1998to200

7、4)GraySystemModel(GM，1，1)isusedtoforecastthechangeablecircsinsustainableresourcesofYiyangcity’Sfarmland(from2005to2009)Thecountermeasuresofpolicytechnicalmeasures，andscientificmethodsbywhichtheresourcesoffarmlandalesusta