耐寒白菜‘矮杂二号’系南京农业大学园艺系与南京市蔬菜研究所协作,于1977年-1980年育成。是用南京矮脚黄两用系与南京亮白叶自交系配制而成的不给球白菜一代杂种。株型直立束腰,菜头大,株高35厘米左右,开展度40—50厘米,叶片淡绿色,叶梗扁平,白色较宽(见封四照片6)。具有生长 Cold cabbage ’dwarf miscellaneous 2’ Department of Horticulture Nanjing Agricultural University and Nanjing Institute of vegetables in collaboration, in 1977 - 1980 bred. Is the use of Nanjing dwarf yellow dual-purpose lines and Nanjing bright white inbred lines prepared from the first generation of hybrid cabbage. Plant type erect corset, vegetable head large, about 35 cm in height, the degree of 40-50 cm, leaf light green, leaf stems flat, white wider (see seal four photos 6). With growth