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1、SpatialDistributionCharacteristicsofCharacterAvailableMicroelementContentsinSalinizedsoilofTumochuanPlainAbstractThisarticleselectstheMongoliaagriculturaluniversity‘sHailiupark-areawhichislocatedinthecentralplainsofInnerMongoliaTuMoChuanastheresearcharea.Usingstatisti
2、calmethods,soilpH,salt,reactiondegreeandtraceelementsofspatialheterogeneitywasstudied,theresultsareasfollows:1.Amongthe3pieceofsamples,themeanvalueofsoiltotalsaltcontentis2.29g/kg,2.14g/kg,1.88g/kg,withmediumvariability.TheaverageofpHis8.57,9.00,9.22,whichmeansweakvar
3、iability.AndtheaverageofAlkalizationis19.49%,26.23%,34.64%,whichmeansmoderatevariability.2.TheeffectivecontentoftraceelementsFe,Zn,Mogradeoftheresearchareaisatmediumorlowlevels,andelementsMn,Cu,Bisinmiddleorhighlevel.Researcharea’seffectivetraceelementsFe,Zn,Moareunde
4、rthecriticalvalue,incomparison,islacking.HowevereffectivecontentofCustandsinthecriticalvalue.3.Inthe3pieceofsampleareas,soiltotalsalthasmediumspatialcorrelation.SoilpHinmildandseveresalinizationsoilismediumspatialcorrelation,inmediumseveresalinizationsoilisweakspatial
5、correlation.Spatialcorrelationofsoilalkalizationdegrees,isweakinmildalkalinesoil,isstrongerinmoderatealkalinesoil,andismoderateinseveresalinizationsoil.TheeffectivecontentoftraceelementsZn,Mohavemoderatespatialcorrelation,andFe,Mn,Cu,Bhavedifferentspatialcorrelationde
6、greesindifferentdegreeofsalinization,fromweaktomoderate,intothestrongspatialcorrelationalsoexisted.4.Thepropertiesofsoilsalinization,thevariationofsoiltotalsaltis42.14m,exceptthemildsalinizationsoilis12.3m.Theeffectiveironvariationin3pieceofsample,is42.14m.Inmildsalin
7、izationofsoil,sixkindsoftraceelementsvariationorderfrombigtosmallisZn>Mn>Cu>Fe=B>Mo,inmoderatesalinizationdegreeisFe=Cu=B>Mo>Zn>Mn,inseveresalinizationisZn>Fe=Cu=Mo>B>Mn.5.ThedistributionofsoileffectivestateofFe,Mn,Cu,Zn,Bpresentsarelativelyconsistentrule,itscontentdi
8、stributionofhighvalueareaandlow-valueareaarecorresponding.However,thedistributionoftheeffectivestateofMoiscontrarytotheabove
