【摘要】 本文利用与水稻不同属的菰及美国广亲和爪哇稻(Jefferson)为育种材料,通过花粉管通道法及籼粳亚远缘杂交再复交,对构建的一批水稻优异资源及培育出的水稻新品种进行特征特性、产量、米质及抗性评价,并提出今后水稻育种的思路。更多还原

【Abstract】 By using wild rice and wide compatible Java rice(Jacson) from America as breeding material, abatch of excellent rice resources and varieties were obtained through pollen tube pathway, distant hybridization be-tween indica and japonica and multiple cross. Their characteristics, yield, grain quality and resistance were evaluat-ed, and the methods of rice breeding in the future were put forward.更多还原