一、耶尔福菜花引进沿革 耶尔福菜花系中国农科院蔬菜所于1972年自北也门引进的西德品种。前北园公社蔬菜办公室于1975年冬引进,在杨庄大队第六生产队试种。十二月底播种育苗,1976年5月上旬始收,单花球重量平均在1斤以上,品质优良。由于上市较早、该时市场上尚无其他菜花出售, First, the introduction of Hyeri cauliflower Yarrow calendula Chinese Academy of Agricultural Sciences vegetable in 1972 introduced from North Yemen West Germany varieties. North Park, former vegetable commune vegetable office introduced in the winter of 1975, sixth production team in Yangzhuang brigade trial. Planting seedlings by the end of December, early May 1976 received the first single flower weight average more than 1 kg, high quality. As listed earlier, when no other cauliflower on the market for sale,