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以华甜玉 1号超甜玉米杂交新品种作为材料 ,研究了不同种植密度及不同施肥次数对产量的影响 ,以期为生产提供参考。1 材料与方法①材料 华甜玉 1号超甜玉米杂交新品种由华中农业大学甜玉米课题组提供。②方法 试验于 1998年 4月 1日 ,在武汉地区的甜玉米春季播种期 ,按常规?
With Hua Tian Yu No. 1 super sweet corn hybrid new varieties as materials, studied the different planting density and different fertilization times on the yield, in order to provide a reference for the production. 1 Materials and methods ① Materials Hua Tian Yu No. 1 super sweet corn hybrid new varieties of sweet corn from Huazhong Agricultural University Task Force. ② method test on April 1, 1998, in the spring of Wuhan sweet corn sowing period, according to conventional?