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1 Source ThesequencewasdeterminedfromaPCR product,whichwasligatedtopBluescriptSK( )vecter (namedaspSN) ,fromthechloroplastgenomicDNAofBrassicanapus(Oilseedrape)cv.H1 65.2 Nameanddescription Brassicanapuschloro plastgenendhBis 2 4 67bplongwithtwoexonsthatencode 51 0a… 相似文献
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RFLP mapping and race specificity of bacterial blight resistance genes (QTLs) in rice 总被引:3,自引:0,他引:3
罗利军 梅捍卫 赵新华 钟代彬 王一平 余新桥 应存山 Z.K.Li A.H.Paterson D.L.Wang R.E.Tabien L.Zhu J.W.Stansel 《中国科学:生命科学英文版》1998,41(5):542-547
BacterialblightcausedbyXanthomonasoryzaepv.oryza(Xoo)isoneofthemostseriousricediseasesinAsia.Sincethe1920s,probingthegeneticbasisofresistancetoXooandbreedingresistantvarietieshavebeenahotpointofricescienceresearch[1,2].Bothtypesofresistance,VR(qualitativeres… 相似文献
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HepatitisBvirus(HBV),themajorcausativeagentofchronicviralhepatitisandlivercirrhosis,isstronglyconnectedwiththedevelopmentofhepatocellularcarcinoma.OneofthemostremarkablefeaturesofHBVinfectionisthatinfectedcellsproducemultipletypesofvirusrelatedparticle… 相似文献
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TheplanthormoneABAisinvolvedintheregulationofplantdevelopmentandphysiologicalprocesses,suchasembryomaturationandtheresponseofvegetativetissuestostresses.Duringrecentyears,muchisknownaboutthemoleculareventsinABAbiosynthesisandtheregulationofgeneexpress… 相似文献
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《天然产物研究与开发》2001,(4)
Beta CaroteneSupplementationBenefitsCysticFibrosisPatientsRustP ,EichlerI,etal.Long termoralbeta carotenesupple mentationinpatientswithcysticfibrosis.Effectsonantioxidativesta tusandpulmonaryfunction .AnnalsofNutritionandMetabolism ,2 0 0 0 ;44 (1) :30~ 37.Patientswit… 相似文献
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《天然产物研究与开发》2001,(5)
Beta CaroteneSupplementationBenefitsCysticFibrosisPatientsRustP ,EichlerI ,etal.Long termoralbeta carotenesup plementationinpatientswithcysticfibrosis.Effectsonantiox idativestatusandpulmonaryfunction .AnnalsofNutritionandMetabolism ,2 0 0 0 ;44 (1) :30~ 37.Patientswit… 相似文献
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HCVisthemajorcauseofposttransfusionnonA,nonBhepatitis[1].About50%oftheinfectionswilldevelopintochronichepatitisandamongthemabout20%willresultinlivercirrhosisandhepatocellularcarcinoma[2].BecausethetiterofHCVparticleinpatient’sbloodisextremelylow,andthereisno… 相似文献
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云南东南部秋海棠属侧膜组一新种 总被引:2,自引:0,他引:2
吴氏秋海棠 新种 (侧膜组 ) 图 1BegoniazhengyianaY .M .Shui,sp .nov .(sect.ColoecentrumIrmsch .) ,Fig .1SpeciessimilisB .luzhaiensiKu ,quaefoliorumlaminisi 相似文献
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本文记载了中国西南牡竹属二新种,席竹DendrocalamusexilisXiaetChia,钓鱼竹DendrocalamusguiyangensisXiaetCia,并对妈竹BambusaboniopsisMcCl.、大眼竹B.eutuldoidesMcCl.、撑篙竹B.pervariabilisMcCl.、紫秆竹B.textilisMcCl.cv.Purpurascens和佛肚竹B.ventricosaMcCl.的花作了补充描述. 相似文献
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本文报道中国的5种短脉姬蜂Brachynervus Uchida,其中有3个新种:截距短脉姬蜂B.truncatus sp.nov.,牯岭短脉姬蜂B.kulingensis sp.nov.和锚斑短脉姬蜂B.anchorimaculus sp.nov.;以及2个已知种;混短脉姬蜂B.confusus Gauld北京短脉姬蜂B.beijingensis Wang。对新种作了描述,并报道寄主为刺蛾科昆虫 相似文献
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Inquiescentmalecicadas,theauditorysensitivitiesaresimilartothoseofcicadafemales[1—3].Butinsingingmalecicadas,theauditorymembrane(tympanum)producesintensivevibrations,andisamainwindowofsoundradiation[4—8].Therefore,inthetraditionalideas,thehearingsystemofsing… 相似文献
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蒲洼生态系统的规划与分析徐明(北京市气象局农气中心,100081)ProgrammingandAnalysisandAnalysisofPuwaEcosysten.¥XuMing(BeijingMeteorologicalBureau,100081)... 相似文献
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云南秋海棠属一新种 总被引:1,自引:0,他引:1
孟连秋海棠 新种 图 1BegoniamenglianensisY .Y .Qian ,sp .nov.(Sect.PlatycentrumSer.Cathayanae) .Fig .1HabituB .versicolorilrmsch .similis,sedfoliorumlaminissupraglabris,florumstaminatorumtepalis 4 ,capsularumalismajoribusligulatis,2 0~ 2 2mmlongisdiffert.Herbaperennis.Rhizomater… 相似文献
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Hypocrellabambusae(B.etBr)Sacc.,onekindoffungus,isparasitizedontheSinarundinariasp.ItgrowsabundantlyinthenorthwesternregionofYunnanProvinceofChina,andhasalonghistoryofworkingasatraditionalmedicinalagent[1].Itspromisinganticancerandantiviralfunctionshaveled… 相似文献
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生态网络分析的研究进展 总被引:6,自引:0,他引:6
生态网络分析的研究进展韩博平(厦门大学生物系,361005)ProgressesontheAnalysisofEconetwork¥HanBoping(BiologyDepartment,XiamenUniversity,Xiamen361005);ChineseJournalofEcology,1993,12(6):41-45.Econetworkisastructuralmodelwhichisusedtosimulatetheflowofmaterialandenergyinecosystem。Theanalysisofeconetworkisthetheoryandmethodstoanalyzetheflowbehaviorandfeatureofmaterialandenergyineconetwork,itincludestheanalysisofflowfeature,informationindices,stochasticpro-cess,trophiclevelandsensitivity.Areviewissystematicallygiven.Keywords:econetwork 相似文献