文档介绍：,reducesthesoilfertility,restrictsthefoodproductiongrowth,butalsopollutesthewater,,’,thelineardevelopmentandconstructionprojectssuchashiighways,railways,,,damagethevegetation,,’tproperresumeandtreatment,itmaybecausesthedevastatingdestroytothelocalecologicalenvironmentandthelossofpeople’,qualityandefficiencyofthesoilerosionandsoilandwaterconservationprogress,providingabasisforthegovernmentdecision-makingandlawenforcementsupervision,minimizingthesoilerosionhazardsintheprocessofproductionandconstruction,,theofigination,,itresearchesthemaincontent,themethods,