Abstract: Carry on the field check experiment through the introduction existing domestic examination and approval corn variety and the local promoted variety,the observation corn variety growth condition and the record,the determination output.According to the experimental result,screens most suits north the Jin the high cold area corn high-yield variety.Spring corn variety comparison test result indicated that,powerful 16,the spring jade 8 and the Great Wall 799 3 variety 667m2 output respectively is 660.9kg,648.8kg,636.7kg,compares in the comparison Jin list 32 to increase production 14.1% separately,12.0%,9.9%.The output difference is remarkable,and the synthesis agronomic characters performance is good,may consider takes the Jin list 32 substitution varieties or the matching variety use.