榛子花期物候與開花結(jié)實促進技術(shù)研究.pdf

1、東北林業(yè)大學(xué)碩士學(xué)位論文榛子花期物候與開花結(jié)實促進技術(shù)研究姓名：王文波申請學(xué)位級別：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