共查询到20条相似文献,搜索用时 15 毫秒
1.
HUANGShiwen AlanK.Waston DUANGuifang YULiuqing 《中国水稻研究通报》2000,8(1):8-9
Morethan10speciesofpathogenicfungiwereisolatedfromthenaturally infectedleavesofbarnyard grass(Echinochloacrus galli)in paddy.After preliminarybioassaying,itwasfoundthattheAlternariaalternata(Fr.)keissler(AA),Exserohilummonoceras(EM),and"99 10"werethreep… 相似文献
2.
迄今在茶树上发现的粉虱有8种,即:黑刺粉虱Aleurocanthusspiniferus,杜鹃穴粉虱Aleu-rolobusrhododendri,山茶褶粉虱Aleurotracheluscameliae,归亚瘤粉虱Aleurotuberculatusguyavae,番石榴瘤粉虱Aleurotuberculatuspsidi,流苏子瘤粉虱Aleurotuberculatusthysanosper-mi,桔裸粉虱Dialeurodescitri,和杨梅类伯粉虱Parabemisiamyricae。本文对上述8种粉虱的形态、寄主、分布和天敌作了介绍。 相似文献
3.
《中国水稻研究通报》2001,(1)
Thestudyofantisense_waxygene,coorporatedbyAgronomyCollege,YangzhouUnivandShanghaiPlantPhysiologyRe searchInst,theChineseAcademyofSciences,haspassedtheachievementevaluationrecently.Theresearchgroupcon structedanantisense_waxygenebyutilizingtheself_colo… 相似文献
4.
HEYueqiu HeiLeung RobertS.Zeigler TANGWenhua 《中国水稻研究通报》2001,9(3):5-5
CO39,itsnear_isogeniclines,havingsingleblastresis tance gene,C101LAC,C101A51,C104PKT,andC101PKT,anditsresistancegenepyramidlinesBL121,BL241,andA57_119,grewintheblastnurseryatIRRI.Theseedsweresowninfourbatcheswithtwoweeksinter valbetweenbatches,usingIR… 相似文献
5.
The trapping catches of sex pheromone lure of the rice stem borer, Chilo suppressalis at different storage duration 总被引:1,自引:0,他引:1
Thericestemborer,Chilosuppres salis(Walker),isaseriouspestofrice plantsinChina.Z_11_hexadece_nal(Z11_16:Ald),Z_13_octadecenal(Z13_18:Ald),andZ_9_hexadecenal(Z9_16:Ald)werethemajorcompo nentsoffemalesexpheromone.Thereisfewstudyrelatedtothelurestoragedu… 相似文献
6.
《中国水稻研究通报》2000,(1)
TheprojectofchemicallydefineddietandaminoacidnutritionofNilaparvatalugens,conductedbyCNRRIandZhejiangUniversitywasevaluatedon18thJan,2000inBeijingbytheMinistryofAgricultureinChina.Acommissionconsistedof9famousexpertsconfirmedthatgreatprogresshadbeenm… 相似文献
7.
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
8.
《中国水稻研究通报》2001,(1)
Asgeneticmarkers,seedstorageproteinshavecharactersofhighlevelofpolymorphism,lessenvironmentalinfluence,andsimple geneticcon trol.Inthisstudy,Kinmaze(CK),LiuqianxinA,LiuqianxinB,Liuqian_xinR,77302_1,Ninghui3_2,C57,ChinsurahBoroII,TN1,IR8,IR24,andF1 and… 相似文献
9.
《中国水稻研究通报》2001,(4)
Wenhua,CNRRI,Hangzhou310006,ChinaSince1990,theChineseGroupofAgricultureExpertshasintroducedninehybridricecombinationstoZambia.Theaverageyieldofthe9combinationswas10.5t/ha,being50 % 60 %higherthanthatofthelocalcommercialvarietiesIITA302andKafuxi5.Weiyou… 相似文献
10.
Transposontaggingisapowerfultoolforgenestudy,es peciallyforgenesamongdifferentplants,suchasAra bidopsis,tobacco,andtomato,etc.Thiseffectivestrategyforgeneisolationhasbeenappliedtoriceandprogresshasbeenmadeinrecentyears.Wedevelopedarapidandhigh efficie… 相似文献
11.
《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
12.
Fromover800fungalstrainsofTri chodermaSpp.,6strainswerefoundtogreatlyinhibitthegrowingofRhi zocotoniasolani,thepathogenofricesheathblightindualculture.Amongthem,strainT3wasthebestantago nist,whichreducedthe growing ofthepathogenby52.54%(Table1).Infield,… 相似文献
13.
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
14.
《中国水稻研究通报》2001,(3)
TechnologiesofuplandricepopularizedinOceaniaAneconomictechnologyprogram—Uplandriceperennialrootcultivationtechnique,supportedbyFujianProvince,hasappliedsuccessfullyinPapuaNewGuinea.Thethirdstubblehasachievedabumperharvestrecently,withayieldof6390kg/h… 相似文献
15.
CHENWenfu CHENGHongwei LIULixia XUZhengjin 《中国水稻研究通报》2000,8(3):7-8
Anewtechniqueofsamplepreparationforobservingthestomatalcharactersofriceleaf,thedesiliconizationandscrapingintoshapemethod,wasdeveloped.Themajoroperatingproceduresareasfollows:1.Samplingandfixing Cutthetestmaterialper pendicularlytothemainleafvein.Thes… 相似文献
16.
短光敏不育水稻宜DS1异交性观察初报 总被引:1,自引:0,他引:1
短光敏不育水稻宜DS_1异交性观察初报AnobservationontheoutcrossingcharacterofYiDS1,aPGMSricewiththesterilityinducedbyshortdaylength黎世龄,高一枝,李会如,... 相似文献
17.
浙江省农科院发现水稻温敏感苗色突变体Athermo-sensitiveseedling-colourmutantinricediscoveredbyZhejiangAcademyofAgriculturalSciences浙江省农科院于1991年在杭... 相似文献
18.
Negative phototropism of rice root 总被引:3,自引:0,他引:3
Itisoftenbelievedthatthestemofhigher plantshascharacteristicsofpositive phototropism,andtherootshowsnophototropismornosensitiv itytolightthoughtherootofArab dopsiswasreportedpossessingchar acteristicsofnegative phototropism.Inthisstudy,adistinctnegative… 相似文献
19.
Fivebacteriastrainswithhigherchitinaseactivitywereisolatedbyus ingatechniqueofenrichedcellwallofR.solani.AllofthemshowedinhibitingeffectonthegrowthofR.solani.Beingcultured3d,strainCH_1showedhigherchitinaseactivityonthechitinplate.Thediameterofthetran… 相似文献
20.
《中国水稻研究通报》2001,(4)
Aprojectfrom863whichisoneofthenationalhighandnewtechnologyprograms,"Develop mentofnewricevarietiesresistanttoriceblastandsheathblightbyusinggeneengineering"haspassedtheexpertidentification.Thenewtypeofricevarietiesisexpectedtoyield450kg/hamorethanthe… 相似文献