核桃嫁接技术GraftingtechniqueofwalnutWord格式.docx

核桃嫁接技术GraftingtechniqueofwalnutWord格式.docx

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grafting

ThegraftingtookplacebetweenlateMarchandearlyApril.First,thescionwascollected,andinmidMarch,whenthebudswereabouttosprout,1yearoldbrancheswithstronggrowthandnodiseaseandinsectwerecollectedasscions,andthevarietieswereharvestedforwetsandstorage.InearlyApril,therootstockofwalnutwasgerminatedandgrafted.Rootstockrequiresroughnessofabout1.5cm,graftingl0cmfromtheground.Whenthegraftingofwalnutbleeding,noteasytosurvive,mustbewithin12hoursbeforegraftingwoundstoxylemwaterintherhizosphere,andthensplitorbarkgrafting,thenwithplasticstripstiedfortheupperendofthewound,thescionpainttopreventwaterevaporation.AfterthesurvivalofthetimelyadditionofMOErelaxation,relaxationtimetonewgrowthofslightlymorethan20cmisappropriate.Tobeinthegraftedseedlingsgrewtoabout40cm,fixedwithsmallbamboorodorstickwithwindprooffolding.

Thehighestefficiencyandthehighestsurvivalrateofgraftingmethodforsquarebudding"

.ThegraftingtimeinNorthChinafromMay20thtoJune20th;

selectionofscion,graftingknifewithcuttinggrowthof3~4cm,0.8cmwidearoundthebox,brokeoff,andtheninthegroundmorethan30centimetersofannualstemresectionandbudepidermisandcutdownconsiderably,thewateroutlet;

thebudintotheincision,andtrytokeepthelowersidecombiningwiththefilmcloselypacked,dew;

sprouting;

interfacestayformorethan3compoundleafcuttingstock;

atanytimeaftertheerasebudbudbudgraftingtografting;

15cm,withouthelp.Thesurvivalrate

generallyreachedmorethan80%

Doubleedgedknife

Awalnutgraftingknifeisthebesttoolforsummerbudding.Walnutdoubleedgedgraftingknifefromtherootbarkandbranchesonthebud,theupperandlowerdistancesareequal,quiteright,

Sothesurvivalrateishigh;

becauseitisabuddingknife,onceengravedwithtwoknives,whichsavestimeandimprovesthespeedof.

Makinguseofmaterials:

arectangularAluminumAlloybox,tworazorblades,4screws

Graftingtechniqueofwalnut

Walnutshavealwaysbeenanimportantfavoritefruit.Itisthemainexportfruitofourcountry.Thewalnuttreeastheecologicalandeconomicfunctionshavebeenwidelyusedinforest,hills,mountainsandplainsofthereturningfarmlandtoforest,butduetothelowsurvivalrateofgraftedandgraftedseedlingswithhighcost,peopleplantedasseedlingsorpoorqualitywalnutvarieties.AlotofexperimentsTecsunDingzhoubureausince1997onthewalnuttreegraftingseedling,budding,hasformedasystemofgraftingtechnology,appliedtowalnutseedlingsproductionandtreegraftinggrafting,achievingtheidealeffect,thegraftingratereachedmorethan90%,thefollowingmakeabriefintroductionoftechnologythefirstpointtreenurseryseedlingbuddingandgrafting.

Atreebranchswaptechnologypoints

1,scioncollectionscionqualityisdirectlyrelatedtothesurvivalrateofgrafting,shouldchoosetogrowstrong,richdevelopment,smallpith,nopestsanddiseases,roughnessin1.0-1.5cmdevelopmentbranchesorpaintedlongbranches.Theacquisitiontimefromwalnutleavesuntilafterthesapflowbeforetheycan.Thestorageperiodforgrafting.

2,inlateApril,alongperiodofscionbud,easytomildeworgermination,scionstorageisthekey,theoptimumtemperatureofwalnutscionstorageis-5DEGC,themaximumnotmorethan8DEGC.

3,thescionwaxwalnutsciondemandtohavehigherthanotherspeciesofthescionwaxsealingtemperature,sealingwaxtemperatureshouldbecontrolledat10-15DEGC,thussealingwaxintheprocessofgraftingscionwaxisnoteasytofalloff.

4,stockrequirementsoftreeagewithin20years,treerobust,graftingsitesmooth,andgraftingsiteroughnessshouldchoose3-10cmaswell.

5,graftingtimetorootstockgermination,toexpandaleafperiodisthebest.

6.2-3daysbeforethestocktreatment,itisnecessarytowaterthestockandreducetheinfluenceofthewoundflowonthesurvivalrate.

7,graftingmethodtoplugtongue,tonguepickthebest.

8,afterthecontrolofwaterwithintwoweeksaftertheconnectionshouldalwayscheckwhetherthejointwater,ifthereiswater,shouldbetimelydamagecausedbywater.

9,aftergraftingshouldbepromptlyerasedexceptadorablesprouting,preventnutrientconsumption,conducivetothehealingofgraftingsite.

Technicalpointsoftwo,seedlingbudding

1,thegraftingtime:

thebesttimeintheDingzhouwalnutbudgraftingfortheMay20th-620.

2,scioncollection:

selectthedevelopmentbranch,scioncut,thebladefromthebase1.5-2.0cmplacetocutoff.Whentheamountofscionislarger,itisnecessarytopreparegunnybagsandc