1. Status and technical strategy on development of japonica hybrid rice in China;Deng;Hybrid Rice,2006
2. The breeding of japonica rice restorer C57;Yang;Acta Agron. Sin.,1981
3. On the problems in japonica hybrid rice breeding in Liaoning;Hua;Hybrid Rice,2001
4. Strategy on super hybrid japonica rice breeding;Hua;J. Shenyang Agric. Univ.,2007
5. The damage by weedy rice – can feral rice remain undetected?;Valverde,2005