“四季—３９”一代杂交极早生甘蓝极早熟一代杂交甘蓝良种“四季—３９”具有耐寒不易未熟抽薹的特性，整齐度好，品质佳，单球重０５～１公斤。从１９９３年开始在北京等地进行品种比较试验，春露地栽培比“８３９８”甘蓝提早上市５～７天，比“中甘１１号”提早１０... “Four seasons -39” generation of very early generation of early hybrid cabbage very early generation of hybrid cabbage elite “Four Seasons-39” has the characteristics of cold hard to immature bolting, good uniformity, good quality, single ball weight 0  5 ~ 1 kg. From 1993 in Beijing and other places to carry out comparative trials of varieties, cultivation of spring than the “8398” cabbage early listing 5 to 7 days, than the “Gan Gan 11” earlier 10 ...