甘蓝型油菜新品种金油1号的选育

Breeding of A New Cultivar of Brassica napus Jinyou No.1

金油1号是长沙金田种业有限公司利用化学杀雄法,将母本J258和父本T02组配选育的双低优质甘蓝型油菜新品种,已于2022年获得农业农村部品种登记证书。其具有较好的菌核病和病毒病抗性,且产量高,品质优,株型佳,适合机械化生产。在2018—2020年的湖南省新品种区域试验中,金油1号成熟期株高168.9 cm,全株有效角果数211.1,每角果粒数22.15,单株产量14.6 g,千粒质量4.05 g,含油量46.5%,平均产量2698.0 kg/hm^(2),比对照增产15.6%,产油量比对照增加30.45%,饼粕中硫苷含量26.0μmol/g。金油1号具有广泛的市场应用前景,适宜在湖南省推广种植。

Jinyou No.1 is a new double-low and high-quality Brassica napus variety bred by chemical male killing method of female parent J258 and male parent T02 by Changsha Jintian Seed Industry Co.,Ltd,which has obtained the variety re-gistration certificate of the Ministry of Agriculture and Rural Affairs in 2022.It has good resistance to Sclerotinia sclerotio-rum and virus,and has high yield,good quality and good plant type,so it is suitable for mechanized production.In the re-gional trial of new varieties in Hunan Province from 2018 to 2020,the plant height of Jinyou No.1 was 168.9 cm,while the number of effective pods per plant was 211.1,the number of seeds per pod was 22.15,the yield per plant was 14.6 g,the mass of 1000 seeds was 4.05 g,the oil content was 46.5%,the average yield was 2698.01 g/hm^(2) which was 15.6%high-er than that of the control,the oil yield was 30.45%higher than that of the control,and the content of glucosinolates in cake was 26.0 umol/g.Jinyou No.1 has a wide market application prospect and is suitable for popularization and planting in Hunan Province.