Distribution Characterization of Leaf and Hull Pubescences and Genetic Analysis of Their Numbers in japonica Rice (Oryza sativa)-中国期刊网

摘要 Distributionsofpubescencesonleafbladeandhullinjaponicaricewereobservedunderanopticalmicroscope.NumbersofleafandhullpubescencesinP1,P2,F1,B1,B2andF2generationswereinvestigatedinthreecombinationsofjaponicarice(Sidao10A/Wuyujing3R,Wuyujing3A/Sidao10RandLiuyan189A/HR-122),andgeneticanalysisforthesetwotraitswereconductedbyusingthejointanalysismethodofP1,P2,F1,B1,B2andF2generationswiththemixedmajorgenepluspolygeneinheritancemodels.Leafpubescencescharacterizedbyswollenbaseandfinetipdistributedregularlyontheboundarybetweendarkgreenstripeandlightgreenstripeofleafblade.Hullpubescenceswithvariouslengthsdistributedirregularlyonthewholehull.NumbersofleafpubescencesinthereciprocalcombinationsofSidao10A/Wuyujing3RandWuyujing3A/Sidao10Randnumbersofhullpubescencesinallthethreecombinationswerecontrolledbyonepairofadditivemajorgenesplusadditive-dominantpolygenes.InthecombinationofLiuyan189A/HR-122,numberofleafpubescenceswascontrolledbyonepairofadditive-dominantmajorgenesplusadditive-dominantpolygenes.Bothnumbersofleafandhullpubescencesweremainlygovernedbymajorgenes.

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Distribution Characterization of Leaf and Hull Pubescences and Genetic Analysis of Their Numbers in japonica Rice (Oryza sativa)

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Distribution Characterization of Leaf and Hull Pubescences and Genetic Analysis of Their Numbers in japonica Rice (Oryza sativa)

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