桂顶一号玉米秋制种高产经验

来源 :广东农业科学 | 被引量 : 0次 | 上传用户:new37143
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我站1990年秋,在长山大黄屋、阙屋、三合王、陈屋、袁屋及布心石基等6个自然村,进行连片杂交玉米——桂顶一号(中单2号×墨黄9号)的制种栽培。1990革新制种技术,母本亩产突破450公斤大关。实收面积128.5亩,平均亩产母本为307.1公斤,父本为75.4公斤,父母本合计亩产382.5公斤。其中单产最高的 I stand in the autumn of 1990, in the Changshan Huangheya, Que House, Sanhewang, Chen House, Yuan house and cloth heart stone base 6 natural villages, the contiguous hybrid corn - Guiding 1 Mexican yellow 9) seed cultivation. 1990 innovation seed production technology, the mother of the mu yield exceeded 450 kg mark. The actual area of ​​128.5 mu, average mu yield of 307.1 kilograms of mother, father of 75.4 kilograms, the parents of the total 382.5 kilograms per mu. Which the highest yield
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