特早熟玉米品种并单56的选育及栽培技术

Breeding and Cultivation Techniques of the Super-early Maturing Hybrid Maize Bingdan 56

并单56是山西省农业科学院作物科学研究所以自选系H11-30作母本、2011-387作父本杂交选育的特早熟玉米新品种,2017年通过山西省农作物品种审定委员会审定。该品种属极早熟类型,全生育期需≥10℃积温2 200℃,具有产量高、抗病性强、品质优等特点,在山西省春播生育期为121 d,比对照并单16早3 d左右,适宜在山西省特早熟Ⅱ区(活动积温介于2 350～2 400℃的五寨县及周边地域)或相同生态区种植。

Bingdan 56 was bred from inbred-line H11-30(female)and 2011-387(male)by Institute of Crop Sciences,Shanxi Academy of Agricultural Sciences.It passed the examination and approval of Shanxi Crop Variety Examination and Approval Committee in 2017.It was super-early maturing and it needed a total temperature of 2 200 ℃(≥10 ℃).The variety had the characteristics of high yield,strong disease resistance,superior quality,the spring sowing growth period in Shanxi province was 121 d,which was shorter than the control Bingdan 16 by about 3 d,and was suitable for planting in the super-early maturity ecological two area(Wuzhai county and its surrounding areas with active accumulated temperature between 2 350 ℃ and 2 400 ℃)of Shanxi province or the same ecological area.