水稻籼粳交育种研究综述

Research progress on indica/japonica rice cross breeding

明确了水稻籼粳交育种与籼粳杂种优势利用的不同内涵,评述了水稻籼粳交相关的科学术语、育种理论和育种实践,分析了籼粳交杂种不育基因座位研究结果对籼粳交育种的指导作用,简述了广东的籼粳交育种现状,提出了以大群体筛选籼粳交后代的育种方法并应用于育种实践。

lndica/japonica rice cross breeding suggested different meaning from utilization of indica/japonica rice heterosis. The terminologies, the theories and the practice of related breeding were reviewed. The studies on locus for hybrid sterility could be used to direct indicaljaponica rice cross breeding. The indica/japonica rice cross breeding in Guangdong was introduced. To enlarge progeny population was potential effective approach in indica/japonica rice cross breeding and the method was put into practice.