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1、東北林業(yè)大學(xué)碩士學(xué)位論文榛子花期物候與開(kāi)花結(jié)實(shí)促進(jìn)技術(shù)研究姓名:王文波申請(qǐng)學(xué)位級(jí)別:碩士專業(yè):森林培育學(xué)指導(dǎo)教師:陳祥偉2002.5.1AbstractInthelightofthelowfruitandhirghemptynutratioduffngt11ecultivationofeconomicwoods,andwiththemethodofthefieldexperimentalinvestigationcombinedwith
2、theexperimentinthegreenroom,systematicstudywascarriedoutonthephenologyofthenativeandintroducedhazslsintheirflorescence,Atthesametime,onthebasisotanatyzmgthe;nfluenceofthegrowthmodulatorsonthehazel’sflorescencephenologyan
3、dfiuitingstate叢welIaSthehazelnut’splumpnessandqualitypromotingtechniquesofhazel’sblossomandfruitwerestudiedandDutforwardthroughphysicaltreatmenLsayartificialpollination,andchemicaltreatmentsuchasGA,6一BAandtraceelementofB
4、Resultsshow:(1)11mhazel’smaleflowersbloomearlierthanthefemale,andthemale’sflorescenceis12daysearlierthanthefemale’s11磚maleblossomofthe4intioducedbreedsinthegreenroomis36daysearlierandthefemale’timeislessdifferent,wmtIlei
5、rinflorescencephenologydynamicscomparedwiththeouterThegrowthmedulators’intluenceonthemale’sandfemale’blos∞mtimeisnotofobvi0115lawandonlyspecifictrealmentsofveryfewbreedsshowtheadvanceanddelayofflorescenceObviotisdifieren
6、cesexistinthebeginningandpeakofthemaleinflorescence’slengthgrowthoftheinnerandouter4intmducedbreeds。what’smorethelengthgrowthisinaccordwiththemaleinflomsccncebloomIntheviewoftotalgrowth,eachtreatmentcombinationcanacceler
7、atethegrowthofleavestosomeextentanditshowsthatthetreatmentcombinationoflowdeasityordosecannotablypmmotetheleafgrowth(2)GAtreatmentsofdifierentdensitiesincreasetheaccumulatedvalueofhazel’snetphotosynthesisrateandtheinflue
8、nceonthequantityofmaleinflorescencepertreeisextremelyremarkablebutthatonthefemaleisnotobviousThisadvocatesthatGAcanevidentlypromotethemaleinfiorescenceintheaccelerationofbuddi疵rentiationTheinfluencesof6BAtreatmentsofdifi
9、erentdensitiesonthehazel’snetphotosynthesisrate,blossomandfruitdidn’treachtheremarkable1evelThismaybecausedbyimproperdensitiesThePPmtreatmentsofdifierentdosagecanheightenthephotosynthesis,obviouslyholdbacktheheightgrowth
10、ofyoungtips,andincreasethewidenessofyoungtipsTheycanremarkablypmmotethequantityofthemaleblossompertreeandnutratiobuthavenemarkableinfluenceonthefemaleandnutratio(3)ThecontentofthelargeqnantityelementsofNandP鵲wellaSthetra
11、ceelementofBinthesoilhasremarkableinfluenceonthehazelnuts’plumpnessandhaspositiveinterrelationwithitApplyingboraxtothesoilremarkablydecreasestheemptynutratio,canincreasethemaleandfemaleblossom,nutsandnutratio,and啪decreas
12、etheemptynuts;besides血iscanraisenutweightandtheconteutofNandproteininan乜(4)HazelcaIl’tfruitunlessitbepollinatedItsfruitingisn’tinfluencedbyimproperarrangementorthenonsimultaneousflorescenceofthemalesandfemalesButanalyzed
13、fromrelativevaluesdifferentpollinationstillgivesimpetustohazelfruitingThepollenofhazelscangerminatenaturallybutlateritspollentubesstopgrowingthemalegametuphyteinthetubewithersgradIlallythenintheendthetuhediesInadditionag
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