加拿大一枝黄花生物生态学特性及防治

1,2(,210095):,:;;;;:S451:A:1003-935X(2005)01-0052-05(51)2(/)(g)(kg/hm2)(%)48%2250ml/hm228.543.67455.619.1048%2250ml/hm228.343.47369.3217.7220%2250ml/hm228.142.87216.0815.3050%2250ml/hm228.142.57165.5014.50CK27.637.86259.68315d,,905.81195.9kg/hm2,75150/hm2,17.912,:SolidagocanadensisL.;:Canadagoldernrod;(Dicotyledoneae)(Asterales)(Composi2tae)(SolidagoL.),1935,,2080,1,,0.32.5m,:2005-01-28:(:30170619)(973,2002CB111402):,,,::Tel:[phone];E-mail:[e-mail],512cm,,,,46mm,,,,35mm,34,,34mm,,,34mm,1017,,,2.53mm,,23mm,7,,1,,23mm,[1]2310.5,2045,18,30,25,35,10312,45,75%,9,2520051©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.3,49,71m,10,11129,,3,10[2]3125,,:,,,,,;,,,1,;,,,5;,,812,,12,[3]4:(S.virgaureaL.)(ssp.dahurica)(S.pacificaJucz.)(S.de2currensLour.)[3],(S.vir2gaurea),,,3:(ssp.dahuri2ca);(ssp.coreana);(ssp.de2currena)[4](S.vir2gaurea)12002620m,(S.canadensis)(S.odorata)(S.gi2gantean;S.giganteaAit.)(S.decurensvar.nana)(S.altissima;S.canadensisvar.scabraL.)(S.ulmifoliaMuhl.)(S.graminifo2lia)(S.altissmaL.)[5],,(S.altissima)(S.ulmifoliaMuhl.),Elm-leavedGoldenrod,,,810,,,(S.gigantean;S.giganteaAit.),SmoothGoldenrod;GiantGoldenrod;LateGoldenrod.,,,810,2.3m(S.altissima;S.canadensisvar.scabraL.),,(S.virgaureaL.var.dahuricaKitag.),,(S.Odorata),Sweetgoldenrod;Fragrant-leavedGoldenrod,,1.2m,78,,,(S.gramini2folia),Grass-leavedGoldenrodnar2rowleafgoldenrod,,0.61.2m,,355mm,710,4,[5],1999,,,35:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,11,50(),1000hm2,3000,[6]18,19[7],,[6]55.1:,;,,;;,,,;,,,2m,,,,,,,,,,,,,,,,[8],,,,[9](Asterptarmi2coides),,,,,,,,[10]5.2,5.3,,5.4,,,,,,,[3]610,20,18,30,25,35,8,35,,4520051©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.9,,3,10,,2m,3m,35cm,,2,12%,,25%48%,,,,32%8%,,0(),,59%;0.5cm,48.67%;2cm,1.33%;2cm,[2],,;,,,2,,415,,1m,23,,,,,,,,,,,,,,(2003)NaCl:(1)NaCl;(2);(3)385;(4)pH10,pH74,;pH4,pH710pH,,,,,pH47,pH105d,,,15dpH47,,pH4,NaCl,,,00.02molL-1NaCl,0.0502molL-1NaCl,,NaCl,,,,,,,11.0%12.50%,25%35%,,38,,55:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,,38,POD,Rf0.094Rf0.276Rf0.431Rf0.467,Rf0.369Rf0.394,,385,Rf0.415,,POD,5,,5,77.1,,,,,(),,(),[11],7.2,,,,,7.3,,,;,,,,20%10%48%H-35113%24(MCPANA)(6337),90%,,,10%(50),,2,4-D,,:[1].[M].:,372.[2],,,.[J].(),2004,22(2):192195.[3].(74)[M].:,7276.[4].[J].,2003,(4):89.[5],.[J].,1999,(1):17.[6].[J].,27,(1):4752.[7]WeberE,SchmidB.DasN.eophytenproblemDissBot,1993,196:209227.[8],,.[J].,2002,21(3):3338.[9],,,.[J].,2003,19(1):6770.[10],,.[J]..2001,9(4):446457.[11],.[J].,2001,9(2):188195.6520051©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.