Advances in Studies on Wide Compatibility in Rice(Oryza sativa L.)

This paper presents a comprehensive review on the advances in studies on wide compat-bility of rice, including:1)concept of wide compatibility; 2) inheritance of wide compatibility;3)originals and screening of wide compatibility varieties (WCVs );4) utilization of wide compatibility to exploit intersubspecific heterosis. The discussions concerned with inheritance and improvement of wide compatibility are made as well.