利用０１—８８、 ０２—１２两个自交不亲和系作亲本， １９８４年育成新的早熟春甘蓝一代杂种‘中甘１１号’．１９８６—１９８７年已通过全国春甘蓝区试和生产示范。该一代杂种具有早熟、优质、丰产、不易先期抽薹等优良特性，定植到收获约５０天，一般亩产可达３０００—３５００公斤，比‘报春’约增产２０％，亩产值可增收约２００元．该品种适于在我国黄河流域及其以北地区春季种植，１９８７年已在该地区示范推广２８万亩。 Using two selfing incompatible lines 01-88 and 02-12 as parents, a new early maturing spring cabbage hybrid ’Zhonggan 11’ was bred in 1984. 1986-1987 through the national spring cabbage zone test and production demonstration. This generation of hybrids has the characteristics of early maturity, high quality, high yield, not easy to pre-bolting, planting to harvest about 50 days, the general mu produce up to 3000-3500 kg, about 20% more than ’Primula’ yuan. This variety is suitable for spring planting in China’s Yellow River Basin and its northern region. In 1987, it has demonstrated and promoted 280,000 mu in the area.