Garden&Landscaping40PRACTICALFORESTRYTECHNOLOGY¯¯(321400),,,13:,,:()-;3:(1):a();b();c();d()(2):a();b()(3):a-(+,+);b-(+,+);c-(+,+),233:,,,,,;,,,,,,,,,,21,11,211(),111(),11(),111(),11();11(),11(),12(),31(),31(),11(),221()2,,1(:mg/L)5001001000100014193111001800120EDTA2051723108:5:(1),a,118mmol/Lb3163nmol/L(pH710115),cd(NaCL)2mmol/Le(CL2),013mg/L,,f(nmol/L)(Hg)25+(Cd)89+(As)133-(Se)1217+(Pb)241-(Cr)962+(Cu)1574+(Zn)3059(Fe)8954-(F)52636(2)16,mmol/L,mol/L,,,,,,(3)©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.¯¯:;;();(4),,,,,014%,012%(5),,,,(732850)19992,,,,,,1100km,,,,,,;7,102839,-32,39,157d2211(Parthenocissquin2quefolia),,,,;21221211,3,,88%212121011,,,2,4,,1cm,,,10d,,,5060cm,212134,1223cm,,,,1,,213,,,12,1,3311(polygonimauberti),,,5,150d(610)3124,:,;©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.