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杂交5号越冬花椰菜是菏泽市种子公司吴清海于90年代初育成的花椰菜一代杂种。该品种在-10℃左右的低温下,能安全露地越冬,一般于7月中旬播种育苗,8月下旬定植,翌年3月下旬至4月上旬收获。根据近几年的试验示范,露地越冬均没有死棵现象。该品种易栽培,上市早,效益高,是供应3～4月份蔬菜淡季的理想品种。一、特征特性株高60cm,开展度60cm,;叶深绿,少有蜡粉,叶窄长,叶面皱折多,叶缘呈波浪状;花球圆形、紧密、雪白,单球重1000g左右,大者可达1500g以上。越冬时有真叶20片左右。在越冬过程中,下部6～7片叶干枯,中部6～7片叶干边,上部6～7片叶完好;2月下旬返青后再长出8～10片新叶,生长期
Crossbreed No. 5 overwintering cauliflower is the cauliflower generation hybrid bred by Heqing Seed Company Wu Qinghai in the early 90’s. The variety of low temperature in the -10 ℃, can safely open the winter, usually in mid-July seeding nursery, planting in late August, the following year from late March to early April harvest. According to the experimental demonstration in recent years, there is no dead phenomenon in the field overwintering. The varieties of easy cultivation, the market early, high efficiency, is the supply of 3 to 4 vegetables in the off-season ideal varieties. First, the characteristics of the characteristics of plant height 60cm, the degree of 60cm ,; leaf dark green, few waxy, long narrow leaves, leaf folds and more leafy wavy; flower round, close, white, single ball weight About 1000g, the largest can reach more than 1500g. There are about 20 true leaves when wintering. During the winter, 6 to 7 leaves in the lower part withered, 6 to 7 leaves in the middle and 6 to 7 leaves in the upper part were intact; 8 to 10 new leaves were grown after returning to green in late February,