春大白菜新品种晋春4号的选育  

Breeding of a new spring Chinese cabbage cultivar Jinchun No.4

作　　者：齐仙惠[1] 巫东堂 赵军良 王秀英 李改珍 QI Xianhui;WU Dongtang;ZHAO Junliang;WANG Xiuying;LI Gaizhen(College of Horticulture,Shanxi Agricultural University,Taiyuan 030031,Shanxi,China)

机构地区：[1]山西农业大学园艺学院,太原030031

出　　处：《中国瓜菜》2024年第4期172-175,179,共5页China Cucurbits And Vegetables

基　　金：山西省重点研发计划项目(202202140601005);山西农业大学生物育种工程项目(YZGC114,YZGC121);国家大宗蔬菜产业技术体系太原综合试验站(CARS-23-G09);大白菜种质资源创新与利用山西省科技创新重点团队(2014131016)。

摘　　要：晋春4号是以自交不亲和系C8为母本、14Y-F为父本配制的杂交1代春大白菜新品种。该品种耐抽薹性强,为春秋兼用型大白菜,属中熟类型。秋季露地直播,生育期75 d左右;春季育苗栽培,定植后65 d可采收。植株高度38.8 cm,开展度45.6 cm,外叶绿色,有茸毛,叶球中桩合抱,绿色,内叶浅黄色。叶球高度35.1 cm,叶球宽度15.2 cm,球形指数2.3,叶球质量2.3 kg,667 m2产量6189.8 kg。适宜在山西省运城市、晋中市、朔州市以及生态环境相似的大白菜产区春季和秋季栽培。2022年9月通过农业农村部非主要农作物品种登记。Jinchun No.4 is a new spring Chinese cabbage hybrid cultivar developed by crossing self-incompatible line C8 as female parent and 14Y-F as male parent.This variety has good bolting resistance and is a spring and autumn dual-purpose type of Chinese cabbage with medium maturity.If it is broadcast in the open field in autumn,the growth period is about 75 days,if seedlings are raised and cultivated in spring,they can be harvested 65 days after planting.The height of plant is 38.8 cm,with a spreading degree of 45.6 cm.The outer leaves are medium green,with furry hairs.The leaf head is shell shape,medium green,and the inner leaves are light yellow.The yield is 6189.8 kg·667 m-2,with 35.1 cm in head lenth,15.2 cm in head width,2.3 in sphericity index,and 2.3 kg in head mass.Jinchun No.4 is suitable for cultivation in spring and autumn in Yuncheng,Jinzhong,Shuozhou,and areas with similar ecological environments that produce Chinese cabbage.

关 键 词：大白菜 新品种 晋春4号 杂交1代 

分 类 号：S634.1[农业科学—蔬菜学]