The performance ofKl2X8-93, B73XS37, 873X8-93, K22XS37, MoI7X8-93, MoI7XS37, Dan34OXTie7922, Dan34OXPI38 and Dan34OXS37 were performed higher among 72 normal maize combinations.

• 根据两年两点产量分析，72个温带普通玉米组合中，K12×8-93、B73×S37、B73×8-93、K22×S37、Mo17×8-93、Mo17×S37，丹340×7922、丹340×P138和丹340×S37为强优势组合。