花椰蔬菜为我乡的主栽蔬菜品种,全乡常年种植300至400亩,品种主要是荷兰雪球和福建品种。荷兰雪球是1956年引进的,在生产上表现较好,种植时间较长。但由于各大队自留自繁种子,选育标准很不一致,所以种性杂,退化严重。我们从1977年开始对荷兰雪球进行提纯选育。一、选育经过 1977年秋季从田间严格选择了不同表现型的20棵大株,开花时单株套袋自交第二年分株行定植比 Cauliflower vegetables for my hometown of vegetables varieties, the perennial planted 300 to 400 acres, the varieties are mainly Dutch snowballs and Fujian varieties. Dutch snowball was introduced in 1956, the performance of the better production, planting a longer time. However, due to the brigade of self-propagating seeds, breeding standards are very inconsistent, so heterozygous, serious degradation. We started the Dutch snowball from 1977 to refine breeding. First, the breeding After the autumn of 1977, strictly selected from the field of different phenotypes of the 20 large strains of flowering when bagging the second year of selfing plant division ratio