Stable Expression of QTL for AC and PC of Milled Rice (Oryza sativa L.) Using a CSSL Population Enhancing Bacterial Blight Resistance of Hybrid Rice Restorer Lines through Marker-Assisted Selection of the Xa23 Gene Marker-Assisted Selection and Its Verification for QTLs of Basal Root Thickness and Index of Drought Resistance in Lowland Rice and Upland Rice Vriation among Varieties with Different Ecotypes and Its Genetic Analysis of Amylose Content in Rice (Oryza sativa L.) Development and Characterization of Contiguous Segment Substitution Lines with Background of an Elite Restorer Line Development and Validation of CAPS Markers for Marker-Assisted Selection of Rice Blast Resistance Gene Pi25