早熟鲜食玉米新品种天鲜1号的选育

A New Fresh Sweet Corn F1 Hybrid —'Tianxian No.1'

天鲜1号是以自交系B9和Z51配制而成的早熟鲜食专用玉米单交种,果穗筒形,穗长21.3cm,穗行数14～16行,单穗百粒鲜质量45.6g,采收期籽粒纯白色,可溶性糖含量10.06%,品质好,春播从出苗至采收84d(天),夏播72d(天)。一般每667m2鲜穗产量1100kg左右,适合北方玉米区种植。

'Tianxian No.1'is an early maturing F1 hybrid sweet corn,bred by crossing inbred-line B9 as female parent and inbred-line Z51 as male parent.Its ear is cylindrical,21.3 cm in length.There were 14-16 rows in ear.And one hundred fresh kernels per ear is 45.6 g.The kernels are white when harvested.The soluble sugar content is 10.06%.It has good quality.In spring sowing it takes 84 days from seeding to harvesting fresh ear.In summer sowing,it takes 72 days.Its common yield is 16.5 t?hm-2,and it is suitable for cultivation in Northern China.