高产优质抗病杂交油菜新品种南油646的选育

摘要

Nanyou 646, a new double-low hybrid rapeseed variety, was bred by the combination between Nan A6 (sterile line) ×46 R (restorer line) during 2012-2017 to meet the variety demand in rapeseed industry for its sustainable development.The average yield, glucosinolate content and oil content of Nanyou 646 without erucic acid content are 2 674.35 kg/hm2, 22.79μmol/g·cake and 42.63％in the comparative test of the upper Yangtze River during 2016-2017 respectively.Nanyou 646 with the advantages of good high-yielding stability, excellent double-low quality, strong disease resistance (tolerance) and better comprehensive traits can be planted in the upper Yangtze River and similar ecological area for its multifunction development and utilization.%为满足油菜产业可持续发展对品种的需求, 2012-2017年用不育系南A6与恢复系46R配制育成双低杂交油菜新品种南油646, 2016-2017年全国冬油菜长江上游比较试验中平均产量2 674.35 kg/h异m2, 抗, 未 (耐检) 出病芥、抗酸逆含性量强, 硫, 综苷合含性量状22优.7良9, μ适m合ol/多g功·能饼开, 含发油利量用, 4适2.宜63长％江.上该游品区种及高类产似稳生产态性区好种, 植双.低品质优