简介:Accordingtothecharacteristicsoftheprimarymaterialsofthebasiclandpriceinthelittletown,theauthorusestheanalysisfunctionofthefiguresandthespacetosetofftherankunit,calculatethenumberoftheunitandranktheland.Themethodandthesystemoftheevaluationofthebasiclandpriceinthelittletown(especiallythelittletownsintheWesternChina)willbeperfect.
简介:Basedonthecollectiondataoftheplants,waterquality,soilsofDianchiLake,andcombinedhighresolutionsatelliteremotesensingimages,thepaperanalyzedevolutionlawofDianchiLakewetland,andevaluatedthebenefitsofDianchiLakewetlandfromtheperspectiveofeconomy,environment,societyandzoology.Theresultsshowedthattheareaofwetlandandplantcommunityaccountfor92.2%inlakesidezone,theincreasewas141.4%comparedwiththevalueof2007.ThetotalvalueofevaluatedbenefitsofDianchiwetlandincreased3.439billionyuan,andecologicalenvironmentimprovedgradually.