【摘要】 引进国内审定的玉米品种和本地推广品种进行田间对照试验,观测玉米品种生长状况并记录,测定产量。根据试验结果,筛选出最适合晋北高寒区的玉米高产品种。春玉米品种比较试验结果表明,长城799、强盛16、泉玉8号三个品种667m2产量分别是660.9kg、648.8kg、636.7kg,分别比对照晋单32号增产14.1%、12.0%、9.9%,产量差异极显著,并且综合农艺性状表现良好,可以考虑作为晋单32号的替代品种或搭配品种使用。更多还原

【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.更多还原