大白菜(Brassica Pekinensis Rupr.)原产于我国,以后传至日本、朝鲜,它在这三个国家是冬春的主要蔬菜。大白菜在我国北方不仅在冬春以鲜食蔬菜供应市场,也是酸菜、渍菜和冬菜等加工菜的重要原料。世界其他冷凉地区,偶有栽培,但只是作为一种点缀品应市。大白菜杂种优势利用的研究,始于本世纪五十年代,首先是日本伊藤庄次郎着手选育大白菜自交不亲和系。到六十年代通过伊藤、治田等人利用自交不亲和系配制天然一代杂种用于生产。在日本,近年来,各蔬菜花卉种苗公司,如壠井、高山、丸种等,均各拥有适合于本地区春、秋、冬种植的一代杂种,即具有生长期50—110天各种熟性的品 Chinese cabbage (Brassica Pekinensis Rupr.) Native to China, later spread to Japan, North Korea, which in these three countries is the main spring and winter vegetables. Chinese cabbage in north China is not only in winter and spring with fresh vegetables supply market, but also sauerkraut, pickled vegetables and winter vegetables and other processing of important raw materials. Other cool areas in the world, occasional cultivation, but only as a decorative fabric should be the city. Chinese cabbage heterosis utilization research began in the fifties of this century, first of all, Japan’s Ito Zhuangci Lang proceed with breeding of Chinese cabbage self-incompatibility. By the 60s through Ito, Koda and others using self-incompatibility of natural generation hybrids formulated for the production. In Japan, in recent years, various flower and seed vegetable companies such as Sakurai, Takayama and Marugame have their own hybrids that are suitable for spring, autumn and winter planting in this region, that is, Cooked goods