【摘要】 为加大玉米(Zea mays L.)品种华玉11推广力度,实现良种良法配套,指导农户合理施肥,提高产量和经济效益,特进行最佳施肥量试验研究。结果表明,用750 kg/hm~2复合肥(N∶P∶K=15∶15∶15)作底肥;450 kg/hm~2尿素作追肥,其中6~7叶期追施150.0 kg/hm~2,拔节期追施300.0 kg/hm~2,产量达到14 494.92kg/hm~2,综合效益最佳。更多还原

【Abstract】 In order to increase promotion strength of maize(Zea mays L.)variety Huayu 11,achieve the goal of both excellent seeds and suitable cultivation,guide the farmers to fertilize reasonable, and also improve the maize production and economic benefits,the trail on the best quantity of fertilization on Huayu 11 was implemented. The results showed that, under the condition of base fertilizer with 750 kg/hm~2 compound fertilizer(N∶P∶K=15∶15∶15), additional fertilizer with 450 kg/hm~2urea(150.0 kg/hm~2 during 6 to 7 leaves,300.0 kg/hm~2 at elongation stage), the yield could reach 14 494.92 kg/hm~2,and which was strongly recommended during the field management to obtain the best comprehensive benefits.更多还原