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1、中国农学通报2013,29(01):37-41ChineseAgriculturalScienceBulletin加拿大红枫的引种及繁育技术研究1,2111121任杰,丁增成,唐菲,史丹,刘祚军,傅松玲,金笑龙(1安徽省农业科学院农业工程研究所,合肥230031;2安徽农业大学林学与园林学院,合肥230036)摘要:为了探索引进加拿大红枫的可行性,从加拿大引进了加拿大红枫种子,开展了其实生苗繁育、移栽成活率、青枫作砧木嫁接繁殖等研究,测量了1年生实生苗的株高与地径,并对其引种适应性进行了6年观测。结果表明,加拿大红枫种子的出苗率为55.7%,移栽成活率为95.6%。乡土树种青枫与加拿
2、大红枫嫁接的亲和性较好,嫁接成活率达94%,但从第2年开始膨大,产生嫁接瘤,表明青枫不适合作砧木嫁接加拿大红枫。1年生实生苗的平均株高为116.2cm,平均地径为1.1cm。加拿大红枫适应性强,能顺利越夏,虫害可防可控。根据气候相似原理和有关引种报告,还论述了在中国长江流域及其以北地区适宜引种加拿大红枫。关键词:加拿大红枫;引种;繁育技术;嫁接瘤中图分类号:S722,S792,S727/728文献标志码:A论文编号:2012-2396StudyonIntroductionandPropagationTechniquesofRedMaple(AcerrubrumL.)1,2111121
3、RenJie,DingZengcheng,TangFei,ShiDan,LiuZuojun,FuSongling,JinXiaolong(1InstituteofAgriculturalEngineering,AnhuiAcademyofAgriculturalSciences,Hefei230031;(2SchoolofForestryandLandscapeArchitecture,AnhuiAgriculturalUniversity,Hefei230036)Abstract:Theseedsofredmaple(AcerrubrumL.)fromCanadawereintro
4、ducedtostudythefeasibilityofintroduction.Thebreedingtechnology,includingseedlingcultivationfromseeds,survivalpercentageoftransplantandtherootstockwerestudied.Theplantheightandthegrounddiameterofone-year-seedlingsweretested.Andmore,theadaptabilityofredmaplewasinvestigatedforthelast6years.Itshowe
5、dthatthegerminationrateofredmapleseedswas55.7%andthesurvivalpercentageoftransplantofone-year-seedlingswas95.6%.IfthenativeAcerserrulatumHayataactedasthestockofredmaple,thegraftedtumorcameoutinthethirdyears.ThenativeAcerserrulatumHayatawasnotsuitableasthestockofredmaple,althoughthesurvivalpercen
6、tagewas94%.Theplantheightandthegrounddiameterofone-year-seedlingswererespectively116.2cmand1.1cm,respectively.Redmapleshowedahighadaptabilityandsurvivesfromthesummer.Thenativeinsectpestofredmaplewaseasilycontrolled.Accordingtotheoryofclimaticanaloguesandsomeintroductionreports,itwasconcludedtha
7、tYangtzeRiverBasinandthenorthofitwassuitableforredmapleintroduction.Keywords:redmaple(AcerrubrumL.);introduction;propagationtechnology;graftedtumor0引言国红枫、沼泽枫,学名红花槭,是槭树科槭树属落叶乔加拿大红枫(AcerrubrumL.)又称为北美红枫、美木。加拿大红枫秋末冬初变色,是世界著名的观赏树基金项目: