The exploitation of F1 heterosis has contributed a major part to the increase of grain yield of rice in China. Although the importance of the parentage identifi
In 1992, a cross was made between Xieqingzao B, the maintainer line of the CMS Xieqingzao A which was a wild_abortive type, and IR58025 B to improve grain appea
Population studies of Magnaporthe grisea have brought new insight on old controversies. This species include pathogens of rice, causing the rice blast, and of o