Mapping of QTLs for Grain Shape Using Chromosome Single Segment Substitution Lines in Rice (Oryza sativa L.) Responses of the Yield and the Grain Filling to Different Post-Anthesis Soil Drought Analyzed with Single Segment Substitution Line (SSSL) in Rice (Oryza sativa L.) Analysis of Epistatic and Additive Effects of QTLs for Grain Shape Using Single Segment Substitution Lines in Rice (Oryza sativa L.) Allelic Differentiations of the Rf3 and Rf4 Genes on Fertility Restoration in Rice with Wild Abortive and Y Type Cytoplasmic Male Sterility ALLELIC DIFFERENTIATION OF FERTILITY RESTORATION GENES FOR CYTOPLASMIC MALE STERILITY IN RICE Analysis on Additive Effects and Epistasis Effects of QTL for Plant Height and Its Components Using Single Segment Substitution Lines(SSSLs)in Rice Fine Mapping of qHD3, a QTL Controlling the Heading Date in Rice (Oryza sativa L.) Epistatic and Additive Effects of QTL for Yield-Related Traits Using Single Segment Substitution Lines in Rice (Oryza sativa L.)