三尖杉种源遗传多样性和药用种源选择

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1、tothedifferencebetweenlong-leafandshort-leaftype．Differentiationamonglong—leafprovenanceswithhighgrowthratemaddrymatteraccumulationwasfoundbegreaterthanthatamongshort-leafprovenances．Besidesprovenanceeffect,plantingsitesprominentlyaffectedgrowthofCephalotaxusfortunei．Theav

2、erageheightatagetwoatMingxiofFujimwithaffluentwaterandthermalresol眦器andfertilenurserysoilwas47．5％and34．1％higherthanthoseofChuan’anandAnjiofZhejiangrespectively．Theresultshowedthatthereexistedlittledifferencesforcontentsofharringtunineandhomoharringtonineofleavesandgreatdif

3、ferencesforthoseofbranchesbctwe,cntwotypes．Contentsofharringtonineandhomoharringtonlneofbranchesoflong·leaftypewashigherthanthoseofshort-leaf∞e．CorrelationanalysisshowedthatdrymatteraccumulationandcontentsofharringtonineandhomoharriIlgnonineofbrauchesandleaves、^恤undertheco

4、ntrolofthelongitudeoftheseedSOurceS．Comparedwithmid—westprovenances。eastonestendedhavegreatdrymatteraccumulationandhighcontentsofharringtonineandhomoharringtonlneofbranchesandleaves．BasedonthetestresultofMingxiofFujian,superiormedicalprovenancessuchasWuyishan,ZherongofFuji

5、anwereselected、^，ithhighharringtonlneandhomoharringtonineyieldofbranchesandleaves．TheresultofcottageofprovermncefromMingxiofFujian,HuaihuaofHunan,ZhujiofZhej!angandJiujiangofJiangxishowedthatprovenance，twigtypeandinteractionbetweenrootingpowder(ABT)andsoilmediumreachmostsi

6、gnificantlevelinstatistics．soilmedium,interactionbetweentwigtypeandrootingpowder(ABT)reachsignificantlevel．SurvivalrateofdifferemprovenancesWas60．500／p77．32％．Survivalrateoftwigs、“也budwashigherthanthatofoneswitlloutbud10．940／p16．41％．Withsurvivalrate84．22％．themuddyloessWasob

7、viouslybetterthanthesand,ofwhichsurvivalratew丛only60．51％．TwigswithbudWaspronetakeroot,soilmediumandtwigsmustbedisinfected．Disinfectionwasmoreimportantwhencutinsand．Lignifiedtwigswithoutbudweredifficulttakeroot，butwhencutinthemuddyloess，theeffectofrootingpowder(AST)Waspromi

8、nent．Commonly,CfortuneiWascutinJune．Onconditionthattenderbranchtipsofmothertreeof3or4year