簡(jiǎn)介：西南大學(xué)碩士學(xué)位論文雞傳染性支氣管炎病毒（重慶株）的分離鑒定及其生物學(xué)特性研究姓名李桂清申請(qǐng)學(xué)位級(jí)別碩士專業(yè)預(yù)防獸醫(yī)學(xué)指導(dǎo)教師彭遠(yuǎn)義20070601西南犬學(xué)碩十學(xué)位論文MASSACHUSETTS、ARKANSAS、CONNECTICUT、GRAY等血清型中和效價(jià)均為0，表明重慶株是一株IBV變異毒株。IBV重慶株SL基因的克隆測(cè)序分析提取IBV重慶株的RNA，對(duì)其SL基岡應(yīng)用RTPCR方法進(jìn)行了克隆與測(cè)序。使用DNASTAR軟件進(jìn)行序列分析結(jié)果顯示，重慶株的SL基因與T、MUSSACHUSETTS、ARKANSAS、CONNECTICUT、GRAY等血清型S1基因同源性不高，分別為823％、775％、782％、786％、774％，進(jìn)一步通過(guò)向NCBI提交重慶株的基因序列，并根據(jù)BLAST軟件檢索到與其具有最大同源性的毒株為比利時(shí)的B1648株，同源性高達(dá)996％。關(guān)鍵詞雞傳染性支氣管炎病毒重慶株S1基因序列分析II

簡(jiǎn)介：HEBEIAGRICULTURALUNIVERSITY碩士學(xué)位畢業(yè)論文桃新品系‘保佳俊’親緣關(guān)系及生物學(xué)特性研究學(xué)位申請(qǐng)人指導(dǎo)教J工IP了日寸字父5J學(xué)科專業(yè)學(xué)位類別授予單位答辯日期李丹陳海江教授果樹(shù)學(xué)農(nóng)學(xué)碩士河北農(nóng)業(yè)大學(xué)二。一七年六月五日獨(dú)創(chuàng)性聲明本人聲明所呈交的學(xué)位論文是本人在導(dǎo)師指導(dǎo)下進(jìn)行的研究工作及取得的研究成果。據(jù)我所知，除了文中特別加以標(biāo)注和致謝的地方外，論文中不包含其他人已經(jīng)發(fā)表或撰寫(xiě)過(guò)的研究成果，也不包含為獲得河北農(nóng)些大學(xué)或其他教育機(jī)構(gòu)的學(xué)位或證書(shū)而使用過(guò)的材料。與我一同工作的同志對(duì)本研究所做的任何貢獻(xiàn)均已在論文中作了明確的說(shuō)明并表示謝意。學(xué)位論文作者簽名李母簽字日期20J年多月F日學(xué)位論文版權(quán)使用授權(quán)書(shū)本學(xué)位論文作者完全了解河北農(nóng)業(yè)大學(xué)有關(guān)保留、使用學(xué)位論文的規(guī)定，有權(quán)保留并向國(guó)家有關(guān)部門(mén)或機(jī)構(gòu)送交論文的復(fù)印件和磁盤(pán)，允許論文被查閱和借閱。本人授權(quán)河北農(nóng)業(yè)大學(xué)可以將學(xué)位論文的全部或部分內(nèi)容編入有關(guān)數(shù)據(jù)庫(kù)進(jìn)行檢索，可以采用影印、縮印或掃描等復(fù)制手段保存、匯編學(xué)位論文。4保密的學(xué)位論文在解密后適用本授權(quán)書(shū)學(xué)位論文作者簽名李母簽字日期Ⅵ11年6月Y日學(xué)位論文作者畢業(yè)后去向工作單位通訊地址一導(dǎo)師簽名陟簽字日期汐，7年∥月歲日電話郵編J

簡(jiǎn)介：CLASSIFICATIONNUMBER94142STUDENTNUMBER20113003SICHUANAGRICULTURALUNIVERSITYMASTERDEGREEDISSERTATIONCONSTRUCTIONANDCHARACTERANALYSISOFSTREPTOCOCCUSINIAECPSJKNOCKOUTMUTANTBYZENGYUNDIRECTEDBYPROFWANGKAIYUBASICVETERINARYMEDICINESICHUAN，YA’AN，CHINAJUNE，2014ABSTRACTSTREPTOCOCCUSINIAEUSEDNAMESTREPTOCOCCUSSHILOIISAMAJORPATHOGENOFAQUACULTUREFISHESRECENTYEARS，OUTBREAKSOFFISHDISEASESRESULTEDINSINIAEINFECTIONWEREFREQUENTLYREPORTED，WHICHCAUSEDNUMEROUSFINANCIALLOSSTHECAPSULEISANESSENTIALVIRULENCEFACTOR，WHICHISCONSISTOFMANYPOLYSACCHARIDESTHEOPERONCONDUCTTHESYNTHESISOFSINIAECAPSULEAREVERYLARGE，WHICHCONTAINS21OPENREADINGFLAMESATA11CPSJISANIMPORTANTGENEOFTHECAPSULESYNTHESISOPERON，ITENCODESONEUDPGLCEPIMERASE，WHICHCATALYSETHECOMPOSINGOFPRECURSORSOFHETEROPOLYSACCHARIDEASSEMBLINGTHECAPSULETHISSTUDYKNOCKEDOUTTHECPSJGENEINDUCEDBYTEMPERATURESENSITIVEPLASMIDPJRS233，REPLACINGTHECPSJWITHCHLORAMPHENICOLRESISTANTGENEANDTHENCONSTRUCTEDKNOCKOUTMUTANTACPSJCOMPAREDTHEMUTANTANDWILDTYPESTRAINSINGRAMSTAINOBSERVATION，COLONIESOBSERVATION，GROWRATEDETERMINATION，ADHERENCEANDINVASIONTEST，WHOLEBLOODKILLINGTESTANDCHALLENGETESTTOPRELIMINARILYINVESTIGATETHEFUCTIONOFCPSJRESULTSSHOWEDCOMPAREDWITHWILDTYPE，THEMUTANTFORMEDLONGERCHAINLENGTHANDSMALLERCOLONIESATTHESAMECULTURECONDITIONS；INTHEGROWRATETEST，OD600VALUEOFMUTANTBROTHWHENTHEGROWCURVERUNUPTOPLATEAUWAS042，WHILETHEWILDTYPEBROTHWAS128；INTHEADHERENCEANDINVASIONTEST，THEADHERENCERATEOFMUTANTTOEPITHELIOMAPAPULOSUMCYPRINIWAS2572％，THEWILDTYPE’SWAS135％THEINVASIONRATEOFMUTANTIS172％，THEWILDTYPE’SWAS034％；INWHOLEBLOODKILLINGTEST，THESURVIVALRATEOFMUTANTWAS4594％，WILDTYPE’SWAS13739％；INCHALLENGETEST，SURVIVALRATEOFFISHESINFECTEDWITHMUTANTBROTHBYINTRAPERITONEALINJECTIONWAS75％，SURVIVALRATEOFFISHESINFECTEDWITHWILDTYPEBROTHWAS50％THERESULTILLUSTRATEDTHATTHEACPSJMUTANTHASWEAKENVIRULENCETHANTHEWILDTYPESTRAINTHECPSJGENEPLAYAESSENTIALROLEINCAPSULESYNTHESISKEYWORDSSTREPTOCOCCUSINIAE；GENEKNOCKOUT；CAPSULARPOLYSACCHARIDES；CPSJ

簡(jiǎn)介：華中農(nóng)業(yè)大學(xué)碩士學(xué)位論文禽多殺性巴氏桿菌PLPB基因克隆、表達(dá)及表達(dá)蛋白生物學(xué)特性研究姓名王紅勛申請(qǐng)學(xué)位級(jí)別碩士專業(yè)預(yù)防獸醫(yī)學(xué)指導(dǎo)教師畢丁仁20070601華中農(nóng)業(yè)大學(xué)2007屆碩士論文ABSTRACTFOWLCHOLERA，WHICHPATHOGENISPASTEURELLAMUTOCIDA，ISAKINDOFACUTE、CONTAGIOUSANDSEPTICAEMIAINFECTIONDISEASEINDOMESTICPOULTRYANDWILDBIRDS．DIFFERENTSCROTYPEPMWHICHPRODUCEDFOWLCHOLERADISEASEHASNOCROSSPROTECTIONTOEACHOTHER．THEPIPBPROTEINWHICHLOCATEDINTHEBACTERIUMOUTERMEMBRANECANPROVIDEPROTECTIONTOTHECHALLENGEOFHETEROLOGOUSSEROTYPESTRAINS．ITISINSIGNIFICANTONTHERESEARCHINGOFTHEPLPBPROTEINANTIGENANDDEVELOPINGNEWEFFECTIVEFOWLCHOLERAVACCINEASWHICHC姐PROVIDEPROTECTIONTOTHECHALLENGEOFHETEMLOGOUSSEROTYPESTRAINS．THEPRESENTSMDYFOCUSEDONTHECLONING,EXPRESSIONANDTHEEXPRESSIONPRODUCTIONOFTHEPIPBGENEOFPMOL81．WHICHWERESUMMARIZEDASFOILOWS．1．CLONINGANDEXPRESSINGTHEPIPBGENEOFTHEPASTEURELLAMULTOCIDATHEOFIGONUCLCOFIDEPRIMERSFORAMPLIFYINGTHEPIPBGENEOFPMCA81STRAINWERODESIGNEDACCORDINGTOTHESEQUENCEOFGENEOFPM70STRAILL’WHICHPUBLISHEDINGENBANK．THEAMPLIFIEDGENEWHICHIS831BPCONTAININGACOMPLETEOPENREADINGFRAME0啪W(wǎng)ASINSERTEDINTOTHEPROKARYOTEEXPRESSIONVECTORPGEXKGIANDTHERESULTEDRECOMBINANTPLASMIDPKGPIPBWASSEQUENCED．THISSEQUENCEPROCESSESAHOMOLOGYOFMORETHAN99％COMPAREDWITHTHEPUBLISHEDSEQUENCEOFPIPBGENEOFPM70INGENBANK．THEPKGPIPBWASTRANSFORMEDINTOE．COLIBL21PE3COMPETENTCELLS．AFTERINDUCTIONBY評(píng)TGA56KDARECOMBINANTPROTEINWASEXPRESSED．WESTERNBLOTANALYSISREVEALEDTHATTHERECOMBINANTPROTEINHAVEAGOODREACTIONWITHANTISERAOFFOWLCHOLERA．2．THEPRIMARYRESEARCHONTHEEXPRESSINGPROTEINOFPASTEURELLAMULTOEIDAPIPBGENETHENONIMMUNEDMICEWASINJECTEDWITHTHESERUMWHICHHARVESTEDFROMTHEIMMUNEDMICE，MEANWHILECARRYINGOUTTHEACTIVEANDPASSIVEIMMLMEPROTECTIONTEST．THERESULTSINDICATETHATTHEFUSIONPROTEIN,CODEDBYTHERECOMBINANTPLASMIDSOFPKGPLPB．WHICHEXPRESSEDINTHEE．COILBL21啪INDUCETHEILLLLNULLEREACTIONINMICEANDPROTECTIONTOTHECHALLENGEOFTHEHIGHTOXICALSTRAIN．THEIMMUNEPROTECTIONCANBEPASSEDPASSIVELYTOTHENONIMMUNEDMICE，SOWHICHCANGETTHEPOWEROFRESISTANCETOTHECHALLENGEOFTHEHIGHTOXICALSTRAINALSO．INSUMMARY,THECOMPLETEPLPBGENEWASCLONEDFROMTHEC48ISLZ曲LLANDEXPRESSEDIN／￡CO強(qiáng)THERECOMBINANTOFTHEPROTEINWHICHINLLLLANEACTIVITYHASBEENTESTEDM

簡(jiǎn)介：ISOLATIONANDPARTIALCHARACTERIZATIONOFANANTIFUNGALPROTEINPRODUCEDBYBACILLUSLICHENIFORMISHSL0BYZHIXINWANGADISSERTATIONSUBMITTEDTONANJINGAGRICULTURALUNIVERSITYINPARTIALFULFILLMENTOFTHEREQUIREMENTSFORTHEMASTERALDEGREEOFSCIENCESUPERVISEDBYASSOCIATEPROFESSORHONGXIALIUCOLLEGEOFPLANTPROTECTION，NANJINGAGRICULTUREUNIVERSITYNANJING210095，PRCHINAJUNE2014本研究由中央高校基本科研業(yè)務(wù)費(fèi)專項(xiàng)資金KYZ201141和國(guó)家自然科學(xué)基金項(xiàng)目31371925支持。

簡(jiǎn)介：四川農(nóng)業(yè)大學(xué)碩士學(xué)位論文PPVVP2基因重組PCV2F2基因病毒樣顆粒的獲得與部分生物學(xué)特性研究姓名陳楊申請(qǐng)學(xué)位級(jí)別碩士專業(yè)預(yù)防獸醫(yī)學(xué)指導(dǎo)教師郭萬(wàn)柱徐志文20070601四川農(nóng)業(yè)大學(xué)碩士學(xué)位論文THEACQUIREMENTOFRECOMBINANTVIRUSLIKEPARTICLESOFPPVVP2GENEWITHPCV2ORF2GENEANDITSPARTIALBIOLOGICALCHARACTERISTICSCHELAYANGPREVENTIVEVETERINARYMEDCINEDIRECTEDBYPROFGUOWANZHUASSOCIATEPRO￡XUZHIWENCOLLEGEOFANIMALSCIENCEANDTECHNOLGYSICHUANAGRICULTUREUNIVERSITYYA’ANSICHUAN，E1LCHINA，625014ABSTRACTINTHISEXPERIMENT，THEAMPLIFIEDVP2GENEPPVSTRAINSC一1WASINSERTEDINTOEUKARYOTICEXPRESSIONVECTORPPI一2EGFPANDTHERECOMBINANTPLASMIDPPI一2EGFRVP2WASOBTAINEDPCV2ORF2GENEWASAMPLIFIEDUSINGTHERECOMBINANTPLASMIDPMDPCVWHICHCONTAINSTHEWHOLEGENOMEOFPCV2STRAINSCASTEMPLATE，THENTHEGENEWASINSERTEDINTOPPI一2EGFPVP2，ANDTHEEUKARYOTICEXPRESSIONVECTORPPI一2EGFPVP2ORF2CONTAININGPPVVP2GENEPCV2ORF2GONEANDEGFPREPORTGENEWASCONSTRUCTEDTRANSFECTIONOFPPI一2EGFPVP2ORF2DNATOVETOCELLWASMEDIATEDBYLIPOSOMETHEFUSIONEXPRESSIONOFGREENFLUORESCENTPROTEINWASOBSERVEDVEROCELLSWHICHSHOWEDOBVIOUSGREENFLUOIESCENTWEREPREPAREDFORELEETRONMICROSCOPEOBSERVATIONANDTHEVLPSFORMEDBYPPVVP2WEREOBSERVEDHEALTHYPIGLETSWEREIMMUNIZEDUSINGPPI一2EGFEVP2ORF2DNATHEDYNAMICVARIATIONOFBLOODTLYMPHOCYTESANDTHEANTIBODYVARIATIONOFPPVANDPCV2INSERUNLWASMEASUREDTHERESULTSSHOWEDTHATTHERATIOOFCDS，CD4TLYMPHOCYTEANDPERIPHERALBLOODLYMPHOCYTEOFIMMUNIZEDPIGLETSRAISEDINACERTAINDEGREE，CDSTLYMPHOCYTEFELL714DAFTERIMMUNIZATIONANDTHENRAISEDRELATIVELYHIGHLEVELOFPPVPCV2SPECIFICANTIBODYWASDETECTEDFROMSERUMATTHESAMETIME，ANDTHISINDICATEDTHATAFTERPPI一2EGFPVP2ORF2TRANSFECTIONTHEVIRUSLIKEPARTICLESFUNNEDBYPPVVP2GENEANDPCV2ORF2GENERECOMBINANTHADGOODIMMTMOGENICITYTHEPPI2EGFPVP2ORF2PLASMIDVECTORCONSTRUCTEDINTHISEXPERIMENTCONTAINEDTHEUNNECESSARYGENEREGIONGIFRAGMENTOFPSEUDORABIESVIRUSPRV，WHICHCANHOMOLOGOUSLYRECOMBINEWITHPSEUDORABIESVIRUS，SOPRVPPVPCVTRIPLEGENETICENGINEERINGVACCINECANTHENBECONSTRUCTEDKEYWORDSVIRESLIKEPARTICLESVLPS；PORCINEPARVOVIRUSPPV；PORCINECIRCOVIRUS2IL

簡(jiǎn)介：EFFECTSOFFACUI』TATIVEENDOSYMBIONTS顯西61玨江乙4刀蟠沲℃刀℃移己爿ONBIOLOGICALTRAITSOFTHEGRAINAPHID肼加B，DⅣ彳矽雹M4EMATINGTINGTHEDISSERTATIONSUBMITTEDTONANJINGAGRICULTURALUNIVERSITYINPARTIALFULFILLMENTOFTHEREQUIREMENTFORMASTERDEGREEOFSCIENCESUPERVISEDBYPROFESSORLIUXIANGDONGDEPARTMENTOFENTOMOLOGYCOLLEGEOFPLANTPROTECTIONNANJINGAGRICULTURALUNIVERSITYNANJING210095，PRCHINAMAY，2014目錄目錄摘要IABSTRACTIII第一章文獻(xiàn)綜述L1蚜蟲(chóng)的共生菌111初級(jí)共生菌L12次級(jí)共生菌32次級(jí)共生菌在蚜蟲(chóng)體內(nèi)的多重感染54第二章1221多重感染概況522多重感染對(duì)蚜蟲(chóng)的影響5麥長(zhǎng)管蚜的生物學(xué)特性及體內(nèi)共生菌的研究631麥長(zhǎng)管蚜的生活史732麥長(zhǎng)管蚜的發(fā)生與環(huán)境的關(guān)系733麥長(zhǎng)管蚜體內(nèi)的次級(jí)共生菌8本研究的內(nèi)容與目的一9南京麥田麥長(zhǎng)管蚜的次生共生菌感染動(dòng)態(tài)及REGIELLAINSECTICOLA次生菌的變異11材料與方法1211麥田中麥長(zhǎng)管蚜的取樣1212麥長(zhǎng)管蚜DNA的提取1213各種共生菌的PCR檢測(cè)1314RINSECTICOLA序列的測(cè)定1415麥長(zhǎng)管蚜體內(nèi)REGIELLAINSECTICOLA的去除1516數(shù)據(jù)分析方法16結(jié)果與分析1621田問(wèn)麥長(zhǎng)管蚜體內(nèi)次級(jí)共生菌的感染率一1622RINSECTICOLA中16SRRNA基因的序列分析1823麥長(zhǎng)管蚜體內(nèi)REGIELLAINSECTICOLA的人工去除213I寸J侖一21第三章適宜溫度下REGIELLAINSECTICOLA對(duì)麥長(zhǎng)管蚜生物學(xué)特征的影響231材料與方法2311試驗(yàn)蟲(chóng)源一2312不同蟲(chóng)口密度下三品系麥長(zhǎng)管蚜生物學(xué)特性的測(cè)定一2313單頭飼養(yǎng)下三品系麥長(zhǎng)管蚜生物學(xué)特性的測(cè)定一2414數(shù)據(jù)處理及分析方法242結(jié)果與分析2521不同密度下各品系麥長(zhǎng)管蚜有翅蚜產(chǎn)生比率一2522不同種群密度下各品系麥長(zhǎng)管蚜的生命表參數(shù)～2523單頭飼養(yǎng)時(shí)REGIELLAINSECTICOLA對(duì)麥長(zhǎng)管蚜生物特征的影響273討侖。29第四章高溫?zé)釗粝麓紊采鶵EGIELLAINSECTICOLA對(duì)麥長(zhǎng)管蚜生物學(xué)特性的影響31L材料與方法31

簡(jiǎn)介：東北林業(yè)大學(xué)博士學(xué)位論文桔梗種質(zhì)資源及種子生物學(xué)特性研究姓名嚴(yán)一字申請(qǐng)學(xué)位級(jí)別博士專業(yè)植物學(xué)指導(dǎo)教師吳基日20070601終發(fā)芽率能達(dá)到80％以上，但發(fā)芽的高峰期和種子成熟度有關(guān)，成熟度越高的種子發(fā)芽高峰期越提前，反之亦然。用03％高錳酸鉀處理不同成熟度種子的結(jié)果表明03％高錳酸鉀處理對(duì)不同成熟度的種子效果不同，對(duì)成熟度好、發(fā)芽所需時(shí)間短的種子，均有降低或推遲發(fā)芽的作用，對(duì)成熟度差、發(fā)芽所需時(shí)間長(zhǎng)的種予，03％高錳酸鉀促進(jìn)種子發(fā)芽的作用很明顯。關(guān)鍵詞桔梗，種質(zhì)資源，遺傳多樣性，授粉受稽，種子成熟

簡(jiǎn)介：SN量_66分類號(hào)密級(jí)S6872GK學(xué)位代碼309學(xué)校代碼10298學(xué)號(hào)030236南京林業(yè)大學(xué)論文題目石楠屬幾種植物抗寒性及生物學(xué)特性研究作者趙淵專業(yè)園林植物與觀賞園藝研究方向園林植物應(yīng)用指導(dǎo)教師蘆建國(guó)副教授二OO六年六月THERESEARCHONTHEABILITYOFCOLDRESISTANCEANDBIOLOGICALCHARACTERISTICSOFP愚D(zhuǎn)療挖泌PLANTSABSTRACTTHEPLANTSOFPDFFNFDGENUSCANRESIST10WTENLPERATURESTRESSTHEMAINPURPOSEWASTODISCLOSETHEPHYSI0109ICALECOLOGYACCLIMATIONMECHANISMSTHENTHECOMPREHEⅡSIVEVALUEOFDIFFERENTPLANTS’C01DRESISTANCEABILITYCOULDBEOBTAINEDTHEMEMBRANE1EAKAGEINCREASEDWHILETHETEMPERATUREDECREASEDTHERELATIVEELECTRICCONDUCTIVITYDISTRIBUTEDAS“S”CURVETHESEMILETHALTEMPERATUREOFDIFFERENTPLANTSWEREGOTFROMLOGISTICEQUATIONTHEP。FF廳FⅡGZD6R口GOTTHEHIGHESTCOLDRESISTANTABILITYF0110WEDBYPOFF，LF口D口VFD占DNF以EANDPD“以FD工ERR“，口F口INTHEBEARINGTREEEXPERIMENTTHERESULTSALSOSHOWEDTHATTHESEMILETHALTEMPERATUREOFTHETREESINTHENOV2005WASLOWERTHANTHATATTHEBEGINNINGOFJAN2006，ANDTHEC01DRESISTANCEABILITYOFFIVETREESCOULDBEORDEREDASPDFFNFⅡGZ口6RDVARRUBENS、P矗DFI聆FD?？赟已RJ‘ROBUSTA’、P矗OFIHI45PRR“F口加、PDFF九F4叮卜D工ERF‘REDROBIN’、P，LDFF咒F4叮D占ERF‘REDTIP’。THERELATIVEELECTRICCONDUCTIVITYANDTHESEMILETHALTEMPERATUREISTHEBESTINDEXTOEVALUATETHECOLDRESISTANCEABILITY，ANDTHEMDA、SOD、CATCOULDONLYBETHEASSISTANTINDEXTOEVALUATETHEABILITY，OTHERWISETHEPODNEEDTOBESTUDIEDYETTHEINVESTIGATEDRESULTSREVEALEDTHATTHETEMPERATUREWASTHEESSENTIALENVIRONMENTAIFACTORAFFECTINGTHESEEDLINGGROWTH，WHIIETHEH嚕HTEMPERATURERESTRAINEDTHEGROWTHOFPDF跏K，RDS8，F(xiàn)HOWEVER，THEHUMIDITYANDAMOUNTOFPRECIPITATIONDONOTHINGTOTHEGROWTHOFPDFFNF口?？赟已，ITHERESULTSSHOWEDTHATTHEAMOUNTOFGROWTHOFDIFFERENTP矗DFFNFD叮口SP，F(xiàn)DIFFEREDMUCHTHE‘REDROBIN’HADTHEMOSTPOWERGROWTHPOTENTIALTHANTHE‘ROBUSTA’WHICHONLYINCREASED287CENTIMETERS，WHILETHE‘REDTIP’、‘RUBENS’SHOWEDAGOODGROWTHPOTENTIALTHE‘REDROBIN’DIFFEREDOTHERTREESWITHSHARPLYTOOTHED，BIGANDLEATHERY

簡(jiǎn)介：石河子大學(xué)碩士學(xué)位論文莫索灣南緣沙漠心葉駝絨藜種群空間分布格局的生態(tài)生物學(xué)研究姓名賈亞敏申請(qǐng)學(xué)位級(jí)別碩士專業(yè)植物學(xué)指導(dǎo)教師劉彤20070501ABSTRACTPOPULATIONSPATIALDISTRIBUTIONPATTERNISTHERESULTOFLONGADAPTATIONANDSELECTIONBETWEENTHEBIOLOGICALCHARACTERISTICSANDENVIROMNENT，ITCANBEUSEDTOANALYZETHERELATIONSHIPSONTHETRAITOFPOPULATION，INTERSPECIFICANDINTRASPECIFICCONNECTIONANDPOPUHFIONANDANVIRONMANTTHESOUTHERNEDGEOFMOSUOWANDESERTISASOUTHERNBRANCHOFCMERBANTONGGUTEDESERTTHEVEGETATIONSTABILIZATIONOFTHEDISTRICTAFFECTTHEECOLOGICALENVIRONMENTOFNEIGHBONRINGCITIESSOWESTUDIEDTHEVEGETATIONDISTRIBUTIONANDDISTRIBUTIONPATTERNOFDOMINANCESHRUB，WEAIMEDTODISCOVERTHEINTERACTIONOFSPECIESANDENVIRONMENT，ANDPROVIDEDTHETHCORCFICSBASETOTHEPROTECTIONANDRECOVERYTHANWECANEXPLOREANDDEVELOPTHEGRAZINGCERATOIDESEWERSMANNIANATHERESULTSASFOLLOWINGDAPPLINGTHESEMIVARISN∞ANALYSISANDCHOOSING4KINDSOFSHRUBSOFHIGHERIMPORTANTVALUES，THERESULTSOFPATTERNINDICATEDCERATOIDESEWERSMANNIANA，HALOXYLONAMMODENDRON，REAUMURIASOONGORICABELONGEDTOCLUSTERDISTRIBUTIONPATTERNINDIFFERENTDEGREEINTHREEPLOTS，THESEMIGHTHAVESOMETHINGWITHTHEGROWTHCHAMOERISTICS，PROPAGATIONANDDIFFUSIONOFTHEPLANTITSELFANDMEANWHILE，THESEPROPERTIESMIGHTLIMITEDBYTHEEVCREENVIRONMENT，SOTIM默麗DIFFUSIONRELIEDONTHEMATRIX，ANDINTHECENTEROFMATRIX；COLLIGONUMLEUCOCLADWNSEHRANKBGEBELONGEDTANDOMDISTRIBUTIONINSCARER2APPLINGTHERIPLCYSKDFUNCTIONOFPOINTPATTERNTHERESULTSHOWEDTHEPATTMMOFCERATOIDESEWERSMANNIANAHADVARIEDINDIFFERANTSCALE，ANDTHEVARIATIONWERCDIFFERENTINTHETHREEPLOTS；HALOXYLONAMMODENDRON，REAVANURIASOONGORICA，C011IGONUMLEUCOELAD_MWEREMAINLYCLUSTERDISTRIBUTIONINNMPLOTSTHERESULTOFINTERSPECIESUSMEIATIONANALYSISFONNDTHEREWELTTNOINTERSPECIESASSOCIATIONBETWEENCERATOIDESEWETSMANBJSN8ANDHALOXYLONARNMODENDRONINLAND2PLOTONLYIN3PLOTWHICHISINTHESANDHINTERLAND，THEREWEREWEAKASSOCIATIONFROM0TO50TNETERTHEMWEIECOMPLEXRELATIONSHIPBETWEENCERATOIDESEWERSMANNIANAANDREAUMURIASPONGOR缸AFORTHEREASONOFTHEIRSAMEHABITATSHOWINGPOSITIVEANDMINUSASSOCIATIONINTHREEPLOTS3ACCORDINGTOTHEANALYSISOFDISTRIBUTIONANDENVIRONMENTABOUTCERATOIDESEWERSMANNIANAITMAINLYDISTRIBUTEDONTHEDESERTSTEPPEOFSANDBOTTOMANDSANDDUNE，WHICHHADHIGHERWATERCONTENTANDORGANICMATTERANDHIGHERPHANDCONDUCTIONRATIO；HALOXYONAMMODENDRONDISTRIBUTEDONTHESANDTOP；REAUMUFIASOONGONCAMAINLYDISTRIBUTEDONTHELOWLYINGOFSANDBOTTOMWHICHHADTHEHIGHESTPHANDCONDUCTIONRATIOWEFOUNDTHEKEYFACTORSAFFECTEDSPECIESDISTRIBUTIONW∽THESHAPEANDPOSITIONOFSLOPE，THEWEAKINTETACTIONOFSPECIESWUSSECONDARYINALLFACTORS4WEFOUNDTHESIMILARPATTERNOFBIGANDYOUNGPLANTSOFCERATOIDESEWERAMANNTANAINTHREEPLOTSWHICHBELONGEDTOCLUSTERPARERNANDHADCOTMECFIONWITLLTHEMECHANISMOFSEEDDIFFUSIONFROMTHETRANSITIONALOASISZONETOTHEHINTERLANDINTHESANDTHEREWEFEINCREASEDNUN出E陪OFREGENERATIONSEEDLINGSWHICHMIGHTREFLECTTHEINCREASEDTRENDANDWELLADAPTATIONTOTHESANDHABITATBASEDONTHERESULTOFRELATIONSHIPSBETWEENPATTERNANDENVIRONMENTWEPROPOSEDSOLR艟NMASURETOPROTECTTHEDESERTVEGETATIONWECANMATCHCERATOIDESEWERSMANNIANAANDHALOXYJONAMMODENDRONINTHESANDDANEMADTOPMATCHCERATOIDESEWERSMANNIANAANDREAUMURIASOONGORIEAINTHESANDBOTTOMANDDUNEONTHEBASEOFCLUSTERPARERNOFONE’8OWNTHENWECANMAKEUSEOFTHEECOLOGICALⅡ

簡(jiǎn)介：福建農(nóng)林大學(xué)碩士學(xué)位論文福建紅點(diǎn)唇瓢蟲(chóng)生物學(xué)特性及其捕食功能的研究姓名郭瑞鳴申請(qǐng)學(xué)位級(jí)別碩士專業(yè)森林保護(hù)學(xué)指導(dǎo)教師黃金水郭文碩20070401禍矬農(nóng)林大學(xué)頑{二學(xué)位論文摘要紅點(diǎn)屑瓢蟲(chóng)CHILOCORUSKUWANAESILVESTRL屬于鞘翅目COLEOPTERA瓢蟲(chóng)科COCCINELLIDAE盔唇瓢蟲(chóng)屬CHILOCORUS，在國(guó)內(nèi)分布于黑龍江．吉林、遼寧、山東、江蘇、廣東、禍建等地；在國(guó)外主要分布于日本、朝鮮、意大利等國(guó)．本研究主要對(duì)紅點(diǎn)屑瓢蟲(chóng)的形態(tài)特征、生物學(xué)特性、捕食功能進(jìn)行系統(tǒng)觀察．摸清并掌握其在福建地區(qū)發(fā)生情況，以及其對(duì)松林害蟲(chóng)松突圓蚧的捕食能力，并對(duì)其林間應(yīng)用作了初步探討，為推廣應(yīng)用紅點(diǎn)唇瓢蟲(chóng)生物防治松突圓蚧提供了科學(xué)依據(jù)。1紅點(diǎn)唇瓢蟲(chóng)的生物學(xué)特性紅點(diǎn)唇瓢蟲(chóng)是我國(guó)廣泛分布的一種天敵瓢蟲(chóng)．能夠捕食農(nóng)、林，果樹(shù)、花卉上5科38種蚧殼蟲(chóng)，是一種優(yōu)秀的捕食性天敵昆蟲(chóng)．在福建松林中，紅點(diǎn)唇瓢蟲(chóng)是松突圓蚧的主要天敵瓢蟲(chóng)，對(duì)松突圓蚧的控制能力較強(qiáng)，有廣泛的應(yīng)用前景．通過(guò)20052006年在福建省平潭、福消等地的試驗(yàn)觀察，紅點(diǎn)唇瓢蟲(chóng)在福建省福州地區(qū)LA發(fā)生4代，以成蟲(chóng)在樹(shù)皮裂縫、石縫和枯枝落葉等處越冬．越冬時(shí)問(wèn)大約在每年11月下旬到12月之間，翌年3月初氣溫回暖，越冬代成蟲(chóng)開(kāi)始出蟄，并頻繁交尾。越冬瓢蟲(chóng)的保存率較高，達(dá)86．75％，室內(nèi)飼養(yǎng)的越冬成聯(lián)大約能存活86．5D。自然狀態(tài)下7月仍可看到越冬瓢蟲(chóng)活動(dòng)。瓢蟲(chóng)完成一代的時(shí)問(wèn)受溫度影響較大，溫度高則發(fā)育較快．完成一代需要較短的時(shí)間；溫度低則發(fā)育慢，完成一代需要較長(zhǎng)時(shí)間．每年3月下旬第1代幼蟲(chóng)開(kāi)始出現(xiàn)，經(jīng)過(guò)從卵到幼蟲(chóng)、蛹的蛻變，最后羽化成蟲(chóng)，整個(gè)發(fā)育過(guò)程歷時(shí)大約57D；第2代和第3代6月8月由于氣溫較高，發(fā)育較快，平均發(fā)育歷期僅需32D和31D；第4代瓢蟲(chóng)卵出現(xiàn)在9月上中旬，最遲12月上旬羽化成蟲(chóng)．12月下旬左右進(jìn)入越冬。各代成蟲(chóng)壽命差異較大，以越冬代成蟲(chóng)壽命晟長(zhǎng)，平均217．9D；2代成蟲(chóng)壽命較短，平均109．2D，產(chǎn)生變化的原因可能與氣候有關(guān)。羽化后的成蟲(chóng)經(jīng)一段時(shí)間的發(fā)育性成熟后開(kāi)始頻繁交尾并產(chǎn)卵。成蟲(chóng)一生可多次重復(fù)交尾，交尾時(shí)間長(zhǎng)短不一．交尾后的成蟲(chóng)經(jīng)一段時(shí)間后開(kāi)始產(chǎn)卵，在整個(gè)產(chǎn)卵期中會(huì)出現(xiàn)長(zhǎng)短不同的產(chǎn)卵間期．第1代瓢蟲(chóng)出現(xiàn)時(shí)間剛好與松突圓蚧火發(fā)生時(shí)問(wèn)相吻合，瓢蟲(chóng)有足夠多的食物來(lái)源，產(chǎn)卵量最大，平均152．7粒。紅點(diǎn)唇瓢蟲(chóng)成蟲(chóng)耐饑力較強(qiáng)，其耐饑能力隨著羽化后的發(fā)育時(shí)間增長(zhǎng)而變大。白然條件下的紅點(diǎn)唇瓢蟲(chóng)具有假死性，活動(dòng)、產(chǎn)卵場(chǎng)所隱蔽等特性，有利于其在林間建立穩(wěn)定的種群，維持白身種群的延續(xù)。2紅點(diǎn)唇瓢蟲(chóng)捕食功能的研究在實(shí)驗(yàn)室條件下，運(yùn)用HOLLINGII型圓盤(pán)方稃對(duì)紅點(diǎn)屑瓢蟲(chóng)捕食功能進(jìn)行擬合，擬合效果較好。室溫F，紅點(diǎn)屑瓢蟲(chóng)的捕食能力隨著自身齡期增人而增大．其食暈隨著貓物的增加牛負(fù)指數(shù)增人，并逐漸趨近于一個(gè)晟人值。其中，成蟲(chóng)和四齡幼蟲(chóng)對(duì)松突圓蚧捕食越晟人，其圓盤(pán)方程為NT羆和ARTI器予齡期瓢蟲(chóng)日

簡(jiǎn)介：分類號(hào)UDC牟中唯J『鬣碩士學(xué)位火等論文密級(jí)編號(hào)學(xué)位申請(qǐng)人姓名塑雪鶴申請(qǐng)學(xué)位學(xué)生類別全日劌塑士申請(qǐng)學(xué)位學(xué)科專業(yè)微生物鱟指導(dǎo)教師姓名劉全林進(jìn)豎⑧碩士學(xué)位論文MASTER’S1HESISIDENTIFICATIONANDCHARACTERIZATIONOFNOVELLAENTICATIONANARACTERIZAUONOIANOVELLIPOPROTEINLIP40FROMACTINOBACILLUSPLEUROPNEUMONIAEATHESISSUBMITTEDINPARTIALFULFILLMENTOFTHEREQUIREMENTFORTHEMSDEGREEINMICROBIOLOGYBYXUEHEHUPOSTGRADUATEPROGRAMSCHOOLOFLIFESCIENCESCENTRALCHINANORMALUNIVERSITYSUPERVISORLIUJIRDINACADEMICTITLELECTURERAPPROVEDAPRIL，2015

簡(jiǎn)介：CONSTRUCTIONOFSRTAGENEDELETIONMUTANTSTRAINSOFLISTERIAMONOCYTOGENESANDRESEARCHONSOMEBIOLOGICALCHARACTERISTICSADISSERTATIONSUBMITTEDTOSHIHEZIUNIVERSITYINPARTIALFULFILLMENTOFTHEREQUIREMENTSFORTHEDEGREEOFMASTEROFAGRICULTUREBYWUXUELINGPREVENTIVEVETERINARYMEDICINEDISSERTATIONSUPERVISORPROFMAXUNJUNE,2015

簡(jiǎn)介：廣西大學(xué)碩士學(xué)位論文桉樹(shù)黛袋蛾生物學(xué)特性與生態(tài)學(xué)特性的研究姓名常明山申請(qǐng)學(xué)位級(jí)別碩士專業(yè)生態(tài)學(xué)指導(dǎo)教師楊振德20080530樹(shù)葉齡也具有選擇性，如對(duì)尾葉桉成熟葉的取食量是嫩葉的2倍多。試驗(yàn)結(jié)果還表明黛袋蛾4齡幼蟲(chóng)對(duì)尾葉桉葉片利用率和消化率相對(duì)較高，而對(duì)大葉桉和窿緣桉的利用率和消化率相對(duì)較低。研究結(jié)果還表明，黛袋蛾幼蟲(chóng)取食尾葉桉后體內(nèi)纖維素酶的活力明顯增加。6本文測(cè)定了3種桉樹(shù)葉片物理、化學(xué)性質(zhì)。結(jié)果表明尾葉桉和大葉桉的鮮重、葉片面積、比葉面積、葉干重、體積、海綿組織厚度相對(duì)窿緣桉較大。同時(shí)，尾葉桉和大葉桉葉片的總糖和還原糖含量最高，窿緣桉最低；尾葉桉葉片的游離氨基酸含量最高，大葉桉和窿緣桉較低；蛋白質(zhì)含量窿緣桉最高，其次為尾葉桉；窿緣桉總酚含量最高，其次為大葉桉；對(duì)于尾葉桉不同老嫩程度的葉片，其內(nèi)部各成份含量均有明顯的差異。7選用4種殺蟲(chóng)劑對(duì)黛袋蛾進(jìn)行室內(nèi)藥效比較試驗(yàn)。結(jié)果表明，高效氯氰菊酯和快殺靈的殺蟲(chóng)效果比較好，阿維菌素和敵敵畏殺蟲(chóng)效果較差。黛袋蛾取食和噴施殺蟲(chóng)劑均可誘導(dǎo)尾葉桉葉片內(nèi)保護(hù)酶過(guò)氧化氫酶、過(guò)氧化物酶活性明顯升高，說(shuō)明這兩種處理均能誘導(dǎo)尾葉桉產(chǎn)生一定程度的抗蟲(chóng)性；黛袋蛾取食對(duì)尾葉桉幼苗光合速率沒(méi)有明顯的影響；黛袋蛾取食后尾葉桉葉片的總酚含量顯著升高，而噴施殺蟲(chóng)劑對(duì)總酚含量沒(méi)有明顯的影響。8本文的創(chuàng)新點(diǎn)在于首次運(yùn)用生物學(xué)、生態(tài)學(xué)和植物生理學(xué)多學(xué)科知識(shí)，系統(tǒng)的研究了黛袋蛾的生物學(xué)、生態(tài)學(xué)特性及其與桉樹(shù)生理生化狀況之間的關(guān)系，并對(duì)防治技術(shù)進(jìn)行了初步研究。關(guān)鍵詞桉樹(shù)黛袋蛾生物學(xué)特性生態(tài)學(xué)特性生化指標(biāo)防治技術(shù)

簡(jiǎn)介：IIFLLLIIIIII1111JY333479大肇●●ANIVERSITY_2017屆碩士學(xué)位論文山西引種沙棘的生物學(xué)特征和適應(yīng)性研究作者姓名指導(dǎo)教師學(xué)科專業(yè)研究方向培養(yǎng)單位堵喬旱1豆學(xué)習(xí)年限張瓊姝張小民副教授細(xì)胞生物學(xué)育種與適應(yīng)性研究生命科學(xué)學(xué)院2014年9月至2017年6月卜眭THESISFORMASTER’SDEGREE，SHANXIUNIVERSITY，2017STUDYONTHEBIOLOGICALCHARACTERISTICSANDADAPTABILITYOFINTRODUCEDSEABUCKTHORNINSHANXIPROVINCESTUDENTNAMEZHANGQIONGSHUSUPERVISORPROFZHANGXIAOMINMAJORSPECIALTYDEPARTMENTCELLBIOLOGYBREEDINGANDADAPTABILITYRESEARCHSCHOOLOFLIFESCIENCERESEARCHDURATION201409201706JUNE，2017