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1.
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
2.
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
3.
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
4.
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
5.
Morphological characteristics of plant opal from motor cells of rice in paddy fields soil 总被引:1,自引:0,他引:1
Theshapesofsilicabodiesfrommo torcellsofindicaandjaponicaricearedifferent,soitispossibletobusedtodistinguishricesubspecies.BasedonthemorphologicalanalysisofsilicabodiesfromnativevarietiesinAsiancountries,thediscriminatefunctionfordistinguishingsubspe… 相似文献
6.
ZENG TENGSheng KunihiroYasufumi QIANQian 《中国水稻研究通报》2000,8(4):7-7
Thedeclineofricequalityandgerminationabilityintheprocessofstoragewasabigproblemtofoodproductionandmanagement.Gasandtemperaturecontrolwasusedtode creasestoragelosing,butselectinggermplasmwithgoodstoragecharacterswasrare.Inpractice,itwasfoundthatstorag… 相似文献
7.
Japanese japonicaricecommonlyprovideswithanovicidalresistanceagainstthewhitebackedplanthopper(WBPH).Similarly,ovicidalactivi tywasalsofoundtoplayasignificantroleinastablefieldresistancetoWBPHinsomeChinese japonicarice.Ricevarietieswithovicidalre sistan… 相似文献
8.
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
9.
Inhibiting efficacy of metabolites of Streptomyces lavendulohygtroscopicus and its ultraviolet induced strain on two rice diseases 总被引:3,自引:0,他引:3
HUANGShiwen YULiuqing 《中国水稻研究通报》2000,8(2):5-6
Morethan70Streptomyceslavendulohygtroscopicusstrainswereisolatedfromthesoilsamplescollectedunderdifferentecologicalconditions.Fermentationcentrifugalsupernatant(FCS)ofthestrianswereusedasbiologicalcontrolagentstobioassayricediseasepathogensofsheathbl… 相似文献
10.
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
11.
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
12.
Structuresofpapillaoflemmaamong23Oryzaspecieswereinvestigatedandclassifiedinto6kindsbyscanningelectronmicroscopy.Thelemmasurfacewascomposedofpapillapedestalswithmulti_rowlongitudinalorderedarrangementsandthepapillawasinsertedintopedestal.Themorpholog… 相似文献
13.
SHENBo WANGXI 《中国水稻研究通报》2000,8(3):8-9
Rootexudateisamajorindexthatreflectsrootsystemac tivity.Tostudythechangesofrootsystemactivityafterinitialheadingstage,weestablishedaHPLCmethodforanalyzingroot_producedcytokininsofriceexudates,andusedthismethodtomeasurethecomponentsofthecytokinins.Int… 相似文献
14.
ZHONGDaibin LUOLijun MEIHanwei GUOLongbiao WANGYiping XUJianlong YUSibin YINGCunshan LIZhikang 《中国水稻研究通报》2000,8(3):2-2
Bacterialblight(BB)causedby Xanthomonasoryzaepv.oryzae(Xoo)isoneofthemostdestructivediseasesofricethroughouttheworld.Thisstudywasconductedtounderstandthequalitativeandquantitativecomponentsinresis tanceofasegregatingricepopulationtospecificXoostrains.… 相似文献
15.
CHENWenfu XUZhenjing yangShouren 《中国水稻研究通报》2000,8(3):13-14
ThesubjectofbreedingsuperjaponicariceinnorthernChina,wasgrownoutoftheresearchthroughcrossingin dicawithjaponicaandbreedingforidealplanttypes.Sofar,ithasworkedwiththreestages:researchonfunda mentalprinciples,creationofgermplasmsfornewplanttypes(NPT),an… 相似文献
16.
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
17.
LIUWuge XUEQingzhong 《中国水稻研究通报》2001,9(3):4-4
Plantharbouredproteaseinhibitorisapartofthenaturalplantdefensesys temagainstinsectpredation.Plantstransformedwithforeign plant pro teaseinhibitorgenescanenhancere sistancetoinsectpests.Sofar,atleast20kindsofplants,includingtobacco,rice,tomato,cottoneta… 相似文献
18.
XIEGuanlin YUXuefang WuZhixian T.W.Mew 《中国水稻研究通报》2000,8(2):6-6
Itiswellknownthatriceseedcontainslargeamountofseedbornebacterialpathogens.However,littleisknownaboutantagonisticbacteriaofthericeseed.ThissurveywastakentounderstandthedifferenceofthebiologicalagentsofthericeseedinthePhilippines(tropic)andinZhejiangPr… 相似文献
19.
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
20.
A method to measure the rice kernel chalkiness objectively 总被引:2,自引:0,他引:2
XIAOLangtao LINWanhuang LIDonghui HONGBin 《中国水稻研究通报》2001,9(1):12-13
Ricekernelchalkinessisanimpor tantqualitycharacter.Beingtheun transparent portionsin grainen dosperm,chalkinessisalwaysmea suredbysomesubjectiveeye_judgingmethodsdomestically andinterna tionally.Resultsmeasuredbysuchmethodsaresubjective,inaccurate,anduns… 相似文献