河南省大豆品种状况分析与研发对策

Current Study Status and Exploitation Countermeasures of Soybean Cultivars in Henan Province

1985～2005年期间，河南省共审定推广了46个大豆新品种，其中中熟和中晚熟品种占91．3％，早熟品种占8．7％；20a来，品种子粒的品质性状有较大改善，但商品性状变化不大。育成品种的数量虽多，但突破性品种较少。根据育种存在的问题，提出了研发对策。

From 1985 to 2005, 46 soybean cuhivars had been bred and popularized in Henan province. In these cuhivars, medium varieties and medium-late varieties made up 91.3%, early varieties 8.7% . Marketable quality characters of soybean seed had been improved in past two decades, but commodity grality not improved. Despite there were large quantity of soybean varieties in the Henan province, the number of wonderful soybean varieties was small. According to the present questions, 3 items tactics of study and exploitation had been put forward.