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双丰4号是山东省农科院蔬菜研究所育成的马铃薯品种,亲本来源为C_0rina×丰收白。1998年4月经山东省农作物品种审定委员会审定并定名推广。 一、主要特征特性 该品种为早熟品种,在山东省及中原二季作地区可春秋两季种植。出苗至收获65天左右,植株生长势较强,株型直立,株高50厘米,分枝性中等,叶片平展,色深,较薄。结薯集中易刨,薯块扁椭圆形,黄皮黄肉,芽眼浅,单株结薯3-4块,大、中
Shuangfeng No. 4 is a potato cultivar bred by Institute of Vegetable Science, Shandong Academy of Agricultural Sciences. The source of the parent was C_0rina × harvest. 1998 April by the Shandong Provincial Crop Variety Approval Committee validation and naming promotion. First, the main characteristics of the varieties of early varieties, Shandong Province and the Central Plains in the second quarter of the region can be planted in spring and autumn. Emergence to harvest about 65 days, strong plant growth potential, plant type upright, plant height 50 cm, branching medium, flat leaves, color depth, thinner. End potato concentrated easy planing, flat oval potato, yellow yellow meat, shallow eyes, 3-4 tubers per plant, large, medium