吴树敬园艺科学与工程学院第七讲Grafting*果蔬嫁接*kindlynotethedifferencebetweengraftingandgraft1、Theartofgraft.2、Whyweuserootstockinfruitandvegetablesproduction.3、Thealternativetorootstock.接穗:scion裂口：cleft砧木:rootstock嫁接凿graftingchisel亲和：affinity嫁接槌。。。mallet结扎:ligatures锯：边材：alburnum表皮:epidermis,Almostallthemodesofgraftingrequiresaligaturetofastenupseparatedtissuesorraisedbark,totiecleftstogether,andkeepthegraftfirmlyonthestock.whipgraft（舌接）straightdrawcutstraightandslantingcutcleftgraft（裂接）Freefromknotssidegraft（侧接）budding（芽接）IntimateunionofthetwopartsIneverykidofgrafting,itisindispensiblethatthetwopartsgraftedshouldbeinclosecommunication,notbymeansoftheepidermisorthepitch,butthroughthegeneratinglayers-thatisthenewandlivinglayersofinnerbarkoralburnum,inthetissueofwhichthecambiumflows.Cambium复数形式：cambiums，cambia又称维管形成层。一般指裸子植物和双子叶植物的根和茎中，位于木质部和韧皮部之间的一种分生组织。经形成层细胞的分裂，可以不断产生新的木质部与韧皮部，使茎或根不断加粗，whipgraft舌接inch英寸1英寸=2.5399厘米foot英尺1英尺=12英寸=30厘米stub树墩straightdrawcut直线掏槽ThedefinitionofgraftingTheotherplant,orportionofplant,whichisgraftedonthestock,shouldhaveoneshootoreye,andbeingoodcondition-thatis,neitherwithered,normouldy,nordecay,norwet.Itiscalledthegraftorscion;itisanalagoustoacuttingincommunicationwithsoil,andcontinuesitsnormalgrowththroughtheinterventionofthestock.Notwithstandingtheintimateunionofthestockandthegraft,theypreservetheirindividualcharacterandconstitutiondistinct:Thecharactersofgraft1)Notwithstandingtheintimateunionofthestockandthegraft,theypreservetheirindividualcharacterandconstitutiondistinct:theirlaysofwoodandbarkcontinuetobedevelopedwithoutthefibresandvesselsofoneconvergingwiththoseoftheother.Itis,asitwere,afederativeunionwhichleavestotheinterestedpartiestheirindependence.Notunfrequentlytheunionofwithstandingthegraftedpiecessuffersacleanseveranceatthepointofcontact,eitherinconsequenceoftheweightoft...
