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1材料与方法1.1供试品种本试验参试品种为:准两优608、广两优2010、Y两优1928、Y两优696、C两优255、天优2168、农香优676、徽两优996、欣荣优华占、天优华占、Y两优646、Y两优150、T98优1号、徽两优6号、钱优0508、Y两优5867、Y两优2号、Y两优624、天优3301、内五优263,Y两优1号(对照)共计21个。1.2试验地点选择洪江市江市镇老团村鲤鱼塘作为展示(示范)基地。该基地土壤质地为沙壤土,肥力中等,排灌方便,地势开阔,交通便利。前茬作物为油菜。
1 Materials and methods 1.1 The test varieties The test varieties tested: Zhuliangyou 608, Guanglougyou 2010, Y Liangyou 1928, Y Liangyou 696, C Liangyou 255, Tianyou 2168, Nongxiangyou 676, the emblem Liangyou996, Yanrong Youhuazhan, Tianyouhuazhan, Y Liangyou646, Y Liangyou150, T98 优 1 号, Hui Liangyou6, Qian You0508, Y Liangyou5867, Y Liangyou2 , Y Liangyou 624, Tianyou 3301, Neiwo You 263, Y Liangyou 1 (control) in total. 1.2 Test site selection Jiangjiang Town, Hongjiang City, Old Village Village Lei Yue Tong as a demonstration (demonstration) base. The base soil texture of sandy loam soil, medium fertility, irrigation and drainage convenient, open topography, convenient transportation. The former crop is rape.