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京丰1号甘蓝是我国目前甘蓝生产中应用范围最广的品种之一,它以其纯度高、品质好、抗性强、适应性广等优点而深受广大菜农的喜爱,每年需种量很大。长期以来,京丰1号甘蓝制种因对气候条件要求严格而一直被我国北方垄断。然而,在北方制种,一方面种株不能露地越冬,导致劳动强度大,生产成本高,另一方面种子成熟得晚,对南方当年早秋用种影响较大。 80年代初,开始在我市试验京丰1号甘蓝露地越
Jingfeng No.1 cabbage is one of the most widely used varieties in cabbage production in China. It is favored by the majority of vegetable growers because of its high purity, good quality, strong resistance and wide adaptability. Great. For a long time, Beijing Feng 1 cabbage production due to strict weather conditions and has been monopolized by our country north. However, seed production in the north, on the one hand, strains can not winter in the open, leading to labor intensiveness and high production costs. On the other hand, the seed matures too late and has a greater impact on the early autumn use of the South. In the early 1980s, began to test Jingfeng 1 cabbage in the city more exposed