共查询到20条相似文献,搜索用时 31 毫秒
1.
《中国水稻研究通报》2000,(1)
Itwasfoundthatexogenousethyleneorethrelcouldinducericemalesterilityandendogenousethylenewasnegativelycorrelatedwithpollenfertilityandplayakeyroleintheoccurrenceofricemalesterility.However,itisunknownwhetherethyleneisrelatedtotheoccurrenceofCMS(cytopl… 相似文献
2.
HungHai 《中国水稻研究通报》2001,9(1):14-15
Genomicsisabiologytermappearedtenyearsago,usedtodescribetheresearchesofgenomicmapping,sequencing,andstructureanalysis,etc.Genomics,thefirstjournalforpublishingpapersongenomicsresearchwasbornin1986.Inthepastdecade,theconceptofgenomicshasbeenwidelyacce… 相似文献
3.
JIBenhua JIAODemao 《中国水稻研究通报》2000,8(2):9-10
Toexplorethemechanismsofthedifferencesincapacitiesrelatedtophotodamage_resistanceofindicaandjaponicasubspecies,thexanthophyllcyclecomponents,violaxan thin(V),antheraxanthin(A),zeaxanthin(Z),PSⅡ_D1_proteincontents,andPSⅡ photochemicalefficiency(Fv/Fm)w… 相似文献
4.
Conservation and utilization of rice genetic resources in China 总被引:1,自引:0,他引:1
YINGCunshan 《中国水稻研究通报》2000,8(4):13-14
RicegeneticresourcespresentsvariablyinChina.Therearelandracesandwildspecies,cultivatedlowlandriceanduplandrice,indica(Hsien)andjaponica(Keng)rice,early,middle,andlatericeaswellasglutinousandnon_glutinousrice.UptoFebruary2000,atotalof76,646riceaccessi… 相似文献
5.
TANGuangxuan HEGuangcun SHULihui 《中国水稻研究通报》2000,8(2):8-8
Invitrocultureofwildricewasdifficult.Recently,wefoundthathighagaroseconcentrationofdifferentmediacouldimprovethegreenplantdifferentiationfrequency ofcallifromwildrice.Wetestedtheeffectivenessofalter nationofagarandagaroseindifferentmedia.Threespecieso… 相似文献
6.
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
7.
WANGHuizhong LUDezhao YanMeixian CHENShouyi PENGXuexian HUAZhihua GAOZhenyu QIANQian HUANGDanian 《中国水稻研究通报》2001,9(3):14-15
Torelievethedamageofsalttothecell,manyplantsac cumulatedsomelow_molecularweightorganiccompounds,whichwerecalledosmoprotectant,suchasbetaine,man nitol,andsorbitol.Thereforeifthegene_encodingenzymeresponsibleforsynthesizingtheosmoprotectantwastrans form… 相似文献
8.
LUChuangen ZOUJiangshi K.TAKABATAKE H.IKEHASHI 《中国水稻研究通报》2000,8(4):4-5
Itwasdifficulttousethepronouncedheterosisofindi ca_japonicahybridsriceduetothepaniclesterilitycausedbymaleandfemalegameteabortion.Thefemalegameteabortioninmostofsubspecifichybridscouldbesolvedbyusinganabortion_neutralgeneS5_n,awidecompatibilitygene.T… 相似文献
9.
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
10.
《中国水稻研究通报》2000,(4)
ShanxiblackriceItwasoriginallyfromYangCounty,Hanzhong Region.Thisricewasaworld_famousricevarietydevelopedin140BC.Ithadpitch_blacksurfacewiththeproteinandoilcontentsbeing6.8 %and20 %higherthanthatofcommonrice,respectively.Ithad15kindsofaminoacidsandmany… 相似文献
11.
Japanese japonicaricecommonlyprovideswithanovicidalresistanceagainstthewhitebackedplanthopper(WBPH).Similarly,ovicidalactivi tywasalsofoundtoplayasignificantroleinastablefieldresistancetoWBPHinsomeChinese japonicarice.Ricevarietieswithovicidalre sistan… 相似文献
12.
FANGPing JITianwei TAOQingnan WUPing 《中国水稻研究通报》2001,9(4):5-6
Ricepaniclelengthisaquantitativetraitcontrollednotonlybygeneticfactorsbutalsobyenvironmentconditions,especiallybynitrogensupplylevel.Itissupposedthatgenesofricepaniclelengthcouldbefullyexpressedundersuffi cientNsupplyandberestrictedbylowNstress.Deter… 相似文献
13.
CAIHongfa CHENQinggen 《中国水稻研究通报》2000,8(2):14-16
RiceisthestaplefoodcropinChina.Inthesecondhalfofthe20th century,ricehasplayedanimportantroleinfeedingalargenumberofpeople.Inthe21stcentury,ricewillstillbeamainfoodcropinChinaandmakegreatcontributiontoChinesepeople′slife.1.Greatachievementsofrice produ… 相似文献
14.
Fivebacteriastrainswithhigherchitinaseactivitywereisolatedbyus ingatechniqueofenrichedcellwallofR.solani.AllofthemshowedinhibitingeffectonthegrowthofR.solani.Beingcultured3d,strainCH_1showedhigherchitinaseactivityonthechitinplate.Thediameterofthetran… 相似文献
15.
YAOHongwei YEGongyin CHENGJia′an 《中国水稻研究通报》2000,8(1):7-7
Whitebackedplanthopper(WBPH),Sogatellafurcifera(Horvath),isoneofthemostdevastatinginsectpestsonriceinAsia.Itscontrolmainlydependedonthechemicalpesticides.Surveysofinsecticidesusceptibilityrevealedthatorganophos phorusandcarbamateresistancehasemergeds… 相似文献
16.
LIUJianxiang YANGXiao'e WULianghuan YANGYu'ai 《中国水稻研究通报》2001,9(1):10-11
Abioticstressesincludingpotassiumdeficiencyarelimitingfactorsforincreasing rice yield.Ninerice genotypes(OryzaSativaL.,indica)differinginsensitivitytolowKstressselectedfrom200volume_solutionscreening wereusedinthisstudytoexamineaccumulationandtransloca… 相似文献
17.
LUOJu HUPeisong TANGShaoqing HUANGFasong 《中国水稻研究通报》2000,8(2):3-5
Theyieldpotentialofcurrentricevarietieshasreachedahighplateauandfluc tuatedwithinanarrowrange.Basedonthetheoryandpracticeofricebreedingforsuper_high_yield,weputforwardaconceptof"Twohighandoneearly",whichmeanshighbiomassandhighefficiencyoflightenergyc… 相似文献
18.
XIANGAnqiang 《中国水稻研究通报》2000,8(2):11-12
InTaiwan′shistory,riceandsugarcane,"thetwomaine conomicalfoundationstones"ofTaiwan,werewellknownintheworld.Taiwanwasoneofthemainrice_productionareasinChina,whichhadalwaysbeencalled"riceware house".Inthisarticle,theauthorwoulddoapreliminaryresearchonth… 相似文献
19.
LUOLijun ZHONGDaibin MEIHanwei GUOLongbiao WANGYiping XUJianlong YUSibin YINGCunshan LIZhikang 《中国水稻研究通报》2000,8(4):2-2
Lodgingresistancehasbeenakeytargettraitforraisingyieldpotentialinriceanditisassociatedwithmanycom ponenttraitssuchasplantheightandstemthicknessandstrength,etc.Whilephenotypicselectionforlodgingre sistancehasbeeneffective,itsgeneticbasisremainspoorlyun… 相似文献
20.
《中国水稻研究通报》2000,(3)
Theprogramof"Transferbacterialblight_resistancegeneXa_21intothehybridrice",cooperatedbytheGeneticInst,ChineseAcademyofSci,CropInst,ChineseAcadofAgriSci,andAgronomyCollege,YangzhouUniv,haspassedthroughtheidentificationrecently.ThestudyconstructedtheXa… 相似文献