高产双低油菜新品种豫油２号（原郑２２０）是河南省农科院经作所继豫油１号之后又培育出的高产、稳产、优质、抗病、抗寒力强、适应范围广且适于出口的双低油菜新品种。１９８９年通过河南省农作物品种审定委员会审定命名。该品种１９８８～１９９０年参加国家黄淮品种区... High yield double-low rapeseed new varieties of Henan Yuyou 2 (formerly Zheng 220) is Henan Academy of Agricultural Sciences by the Yuyou No. 1 after cultivating high yield, stable yield, high quality, disease resistance, cold hardiness, the scope of adaptation Wide and suitable for export canola new varieties. In 1989 through the Henan Provincial Crop Variety Certification Committee validated named. The variety from 1988 to 1990 to participate in national Huanghuai variety area ...