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为验证几个优良玉米品种进行混种，能否实现高产优质：1996年龙王庙乡农业站用适合当地栽培的两个优良玉米品种按1：1的比例进行混合播种（掖单13子粒黄色）和唐单2子粒白色》结果证明，混种的6671；fi产6545h9，比单一品种种植的唐单二增产238％，比掖单13增产153％。混?..
In order to verify that several fine maize varieties are mixed, whether high yield and good quality can be achieved: In 1996, Longwangmiao Rural Agricultural Station mixed and sowed two good maize varieties suitable for local cultivation at a ratio of 1: 1 (Yedian 13 grain yellow) And Tangdan 2 grain white "results show that the mixed 6666; fi 6565h9, than the single variety planted Tang Dan II increased 238% than the Yeda 13 increased 153%. mix?..