耐旱玉米新品种科玉2号的选育

Breeding of New Drought Resistant Maize Variety Keyu No.2

科玉2号是中国科学院亚热带农业生态研究所用自选系BX111和HB32杂交选育而成的耐旱玉米新品种。经过湖南省区试、生产试验和示范、抗性鉴定和品质分析,该品种表现生育期适中,耐旱、高产、优质、抗性较好。适应湖南省及周边地区种植。于2006年通过湖南省农作物品种审定委员会审定。现正在大面积推广。

Keyu No.2 of new drought resistant maize single-cross variety was bred by BX111 and HB32 in Institute of Subtropical Agriculture, Chinese Academy of Science. Keyu No.2 showed feasible growth stage, drought resistant, high yield, good quality and resistance, when it was checked in the cultivar regionalization experiment of Hunan province, production experiment, quality analysis and resistance test. It is adaptable to plant in Hunan province and around area. And Keyu No.2 was examined and approved by the cultivar registration committee of Hunan province in 2006. Now it is being extended widely.