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1材料与方法1.1试验品种登海9号、宜单629、康农玉901、中农大451、汉单777、蠡玉16号、帮豪玉909、中科10号、楚单139、郁青272、福玉25、创玉38、延科288。1.2试验地情况试验地位于郧阳区大柳乡高产创建区杨家村六组,冬炕白地,肥力中等,试验地总面积为0.45hm2(即:东西长75.4m,南北宽59m)。1.3试验设计本次试验13个品种,按品种编号顺序,自西向东依次排列,一次重复。小区面积为333m~2(即:行长
1 Materials and methods 1.1 Test varieties Denghai 9, should be 629, Kang Nongyu 901, 454 Zhongnongda, Han Dan 777, Yu Yu 16, to help Hao Yu 909, Section 10, Chu single 139, Yu Qing 272, Fuyu 25, Chuangyu 38, Yankei 288.1.2 The experimental sites The experimental sites were located in Yangjiacun six groups, Dongnangbaidian, medium fertility medium in Daliowu Village, Daliu Township, Yunyang District, with a total area of 0.45hm2 : Something long 75.4m, north-south wide 59m). 1.3 Experimental Design The test of 13 varieties, according to the sequence of varieties, from west to east in order, a repeat. Community area of 333m ~ 2 (ie: governor