摘要
毕玉4号系贵州省毕节地区种子站于1996年冬繁用外引系F2250(辐2250)与i-1配成的单交亲本(F2250×i-1)作母本,自选系94-90作父本组配而成的白粒三交种,2000年11月20日通过贵州省毕节地区农作物品种审定委员会审定。该组合不仅产量高,而且抗旱耐瘠薄,适应性强,品质优,是山区玉米丰产的理想品种。
White grain, tri-crossed hybrid maize ---Biyu No. 4 was bred by inbred lines F2250xi-1 （female） which was bred by bred F2250 （female） and i-1 （male） in 1996 and 94-90 of not only high yield, but also good quality with a wide adaptability due to fight a drought and be able to endure barren. It is ideal, high yield variety in mountain area. On Nov. twentieth, 2005 the variety passed the Bijie region Guizhou variety certification.
关键词
玉米
三交种
毕玉4号
选育
应用
Maize Tri-cross hybrid Biyu No.4 breeding Application
