Breeding of Silage Maize Variety Zhongbei 410 and Its Main Points of Cultivation

Silage maize variety Zhongbei 410 is single cross variety bred by maize research institute of Shanxi northern seed industry with inbred line SN915(female) and YH-1(male).This variety requires effective accumulated temperature about 3 081.2℃ from emergence of seeding to stage of wax ripeness.It's growth period is 111 days which is later 3-5 days than Nongda 108 in the spring corn area of northeast and north part of China.This variety expressed good quality,high yield,stable yield and good resistance in the different experiments.Zhongbei 410 is suitable for plant in Beijing,Tianjin,north area of Hebei,spring sowing in the north area of Shangxi,summer sowing in the mid-south area of Hebei and mid-north area of Fujian.It is not suitable for plant in the area of high maize dwarf mosaic.