高产 抗逆玉米新品种金奥688的选育及栽培技术要点

Breeding and Cultivation Techniques of New Maize Variety Jin'ao 688 with High Yield and Good Resistance

金奥688是河北金奥兰种业有限公司、邯郸市农业科学院、河北东昌种业有限公司共同选育的密植玉米新品种。该品种丰产性、稳产性和抗逆性均好,籽粒品质优良,适宜在河北省夏播玉米区种植。2014年、2015年河北省夏播高密组区域试验,平均产量分别为11 116.5和10 776.0 kg/hm2,均显著高于对照品种郑单958;2016年河北省夏播高密组生产试验,平均产量为10 110.0 kg/hm2,极显著高于较对照品种郑单958。2017年4月通过河北省农作物品种审定委员会品种审定(审定编号:冀审玉20170057)。

The new density-tolerant maize variety Jin＇ao 688 was bred by Jin＇aolan Seed Company Limited,Handan Academy of Agricultural Sciences and Hebei Dongchang Seed Company Limited. It had the characteristicsof high yield,stable yield,resistance and good kernels quality,which was suitable for planting in the summersowing maize areas in Hebei. The average yield in the regional tests of summer sowing density-tolerant maize inHebei in 2014 and 2015 was 11 116.5 kg/hm2and 10 776.0 kg/hm2,respectively,which were all higher than thecontrol Zhengdan 958. The average yield was 10 110.0 kg/hm2in the production tests of summer sowing density-tolerant maize in Hebei,which was very significantly higher than that of the control Zhengdan 958. It was approved by the Hebei Crop Variety Approval Committee in April 2017.