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低芥酸油菜新品系“238-1”和“264”是江苏省淮阴地区农科所,从1975年开始杂交选育的。“238-1”母本是当地芥菜,父本是Oro。芥酸含量为4.3％,比母本低90％,比对照(淮油6号和宁油7号的平均值,下同)降低91％。油酸含量为53.1％,比母本提高328％,比对照提高42％。亚油酸含量为24.8％,比母本提高313％,比对照提高92％。该品系株型紧凑,株高中等,一次有效分枝较多,单株结角约350～400个,每角21粒种子,千
The new low-erucic acid lines “238-1” and “264” are from Jiangsu Huaiyin District Agricultural Science Institute, from 1975 hybrid breeding. “238-1” The mother is a local mustard, the father is Oro. Erucic acid content of 4.3%, 90% lower than the female than the control (Huaiyou 6 and Ningyou 7 average, the same) lower 91%. Oleic acid content of 53.1%, 328% higher than the female, 42% higher than the control. Linoleic acid content of 24.8%, 313% higher than the female, 92% higher than the control. The strain is compact in plant type and medium in plant height with more effective branches at one time. The single plant has about 400 to 400 knots and 21 seeds per one horn,