高产优质玉米杂交种巴单998的选育

玉米新品种巴单998是以自选系“巴系B0458”为母本，外引系“巴引05—443”为父本育成的杂交种。预备试验平均产量916．9kg，667m^2，比对照郑单958增产11．2％；区域试验平均产量910．7kg，667m^2，比对照郑单958增产9．63％；生产试验平均产量780．8kg/667m^2，比对照品种郑单958增产8．8％。该品种于2012年5月通过内蒙古自治区农作物品种审定委员会审定。巴单998品种的主要特点是高产、优质、抗病、耐密性好、适应性广，适宜在内蒙古自治区中晚熟地区推广种植。

Breeding Report of Maize Hybrid Badan 998 with High Yield and Quality

A new maize hybrid Badan998 was obtained by using Baxi0458 （female） and Bayin05-443 （ male）.Its yield was 916.9 kg/667m2 in the preliminary test, 11.2% higher than the control variety; testing results showed its yield was 910.7 kg/667m2 in the regional test, 9.63% higher than that of the control variety; testing results showed its yield was780.8 kg/667m2 in the production test, 8.8% higher than that of the control variety Zhengdan958.Badan998 was examined and approver by he Inner Mongolia Autonomous Region Crop Variety Approval Committee in May of 2012. Badan998 is of high yield and quality, great resistance to diseases, better density-tolerant property and extensive adaptability. It can he planted in late mature region of Inner Mongolia Autonomous Region.