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1.
Japanese japonicaricecommonlyprovideswithanovicidalresistanceagainstthewhitebackedplanthopper(WBPH).Similarly,ovicidalactivi tywasalsofoundtoplayasignificantroleinastablefieldresistancetoWBPHinsomeChinese japonicarice.Ricevarietieswithovicidalre sistan… 相似文献
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《中国水稻研究通报》2000,(3)
ItisatraditionalriceoriginatedfromXuanhanCounty,SichuanProvince.FromtheTangdynasty(684DC),thelocalofficialsofferedthepeachblossomricetoemperor,soitwasalsocalled"TributeRice".GlassriceTheanothernamefortheglassriceisfragrantindicarice.ItwasfromQinyangC… 相似文献
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QIANQian ZENGDali TENGSheng CHENWenhua 《中国水稻研究通报》2001,9(1):13-14
ThestudyledbyDrKunihiroY.(Japan)andDrQIANQian(China)nowadvancessmoothly.Mainpurposesandbackgroundsofthestudycanbedescribedasfollows:1)RiceisthemaincerealcropinChina.Successofthehybridricemakesthericeyieldsatisfyingtheincreas ingdemands.Butcreating aco… 相似文献
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CAOMingzhang SHENJinliang LIUXiaoyu 《中国水稻研究通报》2001,9(1):6-7
Thestrippedstemborer(SSB),Chilosuppressalis(Walker)isoneofthemajorinsectpestsofriceinChi na.ChemicalcontrolhasbeenacommonpracticeinSSBmanagementsince1950s.Insecticidesusedin cludedBHCbefore1983;organophos_phorusinsecticides(methyl_para_thion,trichopho… 相似文献
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Bacterialblightofrice,causedby Xanthomonasoryzaepv.Oryzae(Xoo.),isoneofthemajorricediseasesinChina.Makingcleartheshiftofgeneticdiversityofthepathogenwillprovideimportantinformationforricebreed ing.Strainscollectedfrom11provinceslocatedinSouth ernregio… 相似文献
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LIUZewen HANZhaojun ZHANGLingchun WANGYinchang 《中国水稻研究通报》2001,9(4):7-8
Brown planthopper(BPH,Nila parvatalugensStal)andwhite backedplanthopper(WBPH,SogatellafurciferaHorvath)arethemaininsectsonriceinChina.Theinsecticideresistanceofthetwoplanthoppershaveoftenbeenreported.Availabilityoftheresistantpopulationisa prerequisite… 相似文献
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Activities of defense-related enzymes induced by benzothiadiazole in rice to blast fungus 总被引:1,自引:0,他引:1
GEXiuchun SONGFengming CHENYongye ZHENGZhong 《中国水稻研究通报》2001,9(4):10-11
Pretreatmentofriceseedlingsbyfo liarspraying withbenzothiadiazole(BTH)couldinducesystematicac quiredresistance(SAR)againstblast(Magnaporthegrisea)andbacterialleafblight(Xanthomonasoryzaepv.oryzae)diseases.Toelucidatethephysiologicalandbiochemicalmecha … 相似文献
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Study on the ancient cultivated rice in China 总被引:1,自引:0,他引:1
ZHANGWenxu 《中国水稻研究通报》2000,8(1):11-12
SSixty eightancientcultivatedricegrainsof10ruinsof2000 15000BPintheChangjiangRivervalleywerestudiedbyanalyzinggrainshape,using discri minatformulasofbi peakedtubercle(BPT)withtheG(x)=44.4788 -0.4308X1-0.4263X2 0.078X3,whereX1isbi peakeddistance(BPD),X2isp… 相似文献
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LIChuanguo LIANGShihu WUYingyun 《中国水稻研究通报》2001,9(3):7-8
In1992,acrosswasmadebetweenXieqingzaoB,themaintainerlineoftheCMSXieqingzaoAwhichwasawild_abortivetype,andIR58025Btoimprovegrainap pearanceandcookingqualityoffemaleparentsofhybridrice.Atotalof23plantswereselectedfrom1238oftheF2populationin1993.Sixteen… 相似文献
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美国大豆育种研究新进展 总被引:1,自引:0,他引:1
美国大豆育种研究新进展邱丽娟(中国农科院作物品种资源研究所)NEWADVANCESINTHESTUDRSOYBEANBREEDINGOFU.S.A.¥QuLijuan(InstituteofCropGermplasmResources,Chinese... 相似文献
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JIBenhua ZHANGYanhong XIEHuansong JIAODemao 《中国水稻研究通报》2001,9(4):11-12
Toprovidephysiologicalbasisforthegeneticimprovementofhybridricewithphotoinhibitionorphotooxidationtolerance,wemeasuredphysiologicalindexesrelatedtoPSⅡlightenergyconversionefficiency (Fv/Fm)andmembranelipid peroxidation.Vari etiesusedwerejaponica02428a… 相似文献
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ZHUDengfeng 《中国水稻研究通报》2000,8(4):11-12
Recently,agreatprogresswasmadeinbreedingandcul tivationofsuperriceinChina.TheSouthDemonstrationAcceptanceMeetingofChinaSuperRicewasheldinOct17,2000inXinchangCounty,ZhejiangProvince.YieldmonitoringgrouporganizedbytheDepartmentofScience,TechnologyandEd… 相似文献
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LIRongbai 《中国水稻研究通报》2001,9(3):6-7
Recently,anewTGMSsource,UPRI95_140TGMS,hasbeenidentifiedinourhybridbreedingprogram.TheTGMStraithaddisplayeddigenicin heritance.However,thedetailedin vestigationofthelinerevealedmuchcomplicatedinheritance.Thesalientfindingsweresummarizedbelow:1.Basicge… 相似文献
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花生叶片含氮量与光合作用和光能利用率T.R.Sinelan等关于花生叶片含N量对CO2交换速率(CER)的影响只作过部分研究。Bhagsari等(1976)测定了31个花生品种叶片N的浓度(单位重量)和光合作用强度,发现叶片N的浓度与CO2交换速率的... 相似文献
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再生和选择过程对马铃薯耐铝再生苗产生的影响G.Wersuhn等选择细胞培养产生的再生苗速率和一个新的有用性状遗传还相当低(Stavarck等,1984;Carison等,1984;Bhaskaran等,1987)。多数细胞形态建成后即失去耐性(Cha... 相似文献
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TTheinvitrobioassaytoscreeninsectresistanttransgenicriceinalargepopuTable1.CorrelationbetweenthenumberofGUSpositiveplantsandthenumberofin sect freeplantsatdifferentstagesa.LinecodeTilleringstage Bootingstage MaturingstageNo .ofNo.ofinsectNo.ofNo.ofinsectNo… 相似文献