早熟玉米新品种陕单972的选育及特征特性  

The Breeding and the Characters of New Early-maturing Maize variety Shandan 972

作　　者：毛建昌[1] 杨金慧[1] 李发民[1] 温振民[1] 

机构地区：[1]西北农林科技大学,陕西杨凌712100

出　　处：《中国农学通报》2005年第7期147-148,318,共3页Chinese Agricultural Science Bulletin

基　　金：农业部"引进国际先进农业科学技术"948项目"玉米种质创新与利用研究"(2003-Q03-3-5)。

摘　　要：陕单972是西北农林科技大学农学院玉米研究所以自选自交系K22作母本,外引系京7作父本杂交育成的紧凑型玉米新品种,该品种具有生育期短、品质优良、抗逆性好、丰产、稳产、适应性广和制种产量高等优点,适宜于陕西省夏播区、长城沿线、秦岭山区等早熟春播区及一年两熟区种植,受广大用户欢迎。Maize variety shandan 972 was bred by institute of maize,northwest A&F university. Its parents were inbred line K22 and Jing75, which K22 was bred by Northwest A&F University but Jing75 is introduced from other province. It was one new semi-compacted plant type variety,its growing-period was short,and it was better quality?better stress tolerance?high stable yield?wide adaptability and high seed yield. It was suit in Shaanxi summer sowing region, in early-mature spring sowing region about the Great Wall, in the valley of QinLing and suit in the region of two-mature in one year. It was popular with farmers.

关 键 词：玉米新品种 特征特性 早熟 西北农林科技大学 选育 父本杂交 品质优良 一年两熟 秦岭山区 自交系 研究所 农学院 生育期 紧凑型 抗逆性 产量高 适应性 夏播区 陕西省 大用户 春播区 母本 育成 丰产 稳产 

分 类 号：S513.01[农业科学—作物学] S532.04