supported by China National 863 Program(2001AA211191);100 Innovation Projects of Guangdong Province(2KB64804N);Natural Science Foundation of Guangdong Province(990501).
The newly released super high-yielding hybrid rice combinations, Yueza 122, Fengyou 428, Peiza 67, and the super high-yielding conventional cultivars, Guangchao 3 and Shengtai 1, were grown in both early and late seas...