Research on hybrid rice in Jiangsu Province, China began in 1970. Great progress has been made since then, which can be divided into three stages according to t
【正】Great achievements have been madein breeding of semidwarf varieties(indica) since 1960e. Resultsshowed that the dwarf traits widelyused at present were co
A new breeding program" Creating new middle breeding materials by utilizing new techniques", cooperated by China National Rice Research Institute (CNRRI) and J