Evaluation on Effect of Resistance Improvement of Rice Blast and Brown Planthopper for Three Dominant Indica Restorer Lines Analysis on Combining Ability of Yield Traits Between China and South Asia in Rice Restorer Lines Evaluation of Improvement Effect of Restorer Lines on Pyramiding Genes Resistant to Rice Blast, Bacterial Leaf Blight and Brown Planthopper Enhancing the Heterosis of Spring Rapeseed Varieties (Brassica napus L.) by Using Semi-Winter Rapeseed Varieties as Parents UTILIZATION OF AN ELITE RICE GERMPLASM-YANDAO 6 WITH HIGH COMBINING ABILITY CREATED BY ~(60)Co γ-IRRADIATION Development of a Indica Rice Restorer Line Fuhui838 and Its Derivative Lines with Strong Restoring Ability and Their Utilization