The Influence of Genotype of SSIIa on the Calibration of RVA Pasting Temperature of Rice and the Relationship between Gelatinization Temperature and Amylose Content The Genotype of Waxy Gene and Their Relationship to Amylose Content in Indica and Japonica Rice (Oryza sativa L.) Effects of N, P, K Fertilizer Management on Grain Amylose Content and RVA Profile Parameters in Rice Genetic Analysis on Amylose Content of Japonica Hybrid Rice in Different Environments