中熟松散型花椰菜新品种‘优松68’  

A New Loose-curd Cauliflower Variety:'Yousong 68'

作　　者：单晓政[1] 文正华[1] 张小丽 李戍彤[2] 杨金兰[3] 孙德岭[2] SHAN Xiaozheng;WEN Zhenghua;ZHANG Xiaoli;LI Shutong;YANG Jinlan;SUN Deling(Tianjin Kernel Vegetable Research Institute/Key Laboratory of Vegetable Germplasm Resources Innovation/Tianjin Key Laboratory of Vegetable Genetics and Breeding,Tianjin,300384,China;Vegetable Research Institute,Tianjin Academy of Agricultural Sciences,Tianjin 300384,China;Zhengzhou Vegetable Research Institute,Zhengxhou,Henan 450015,China)

机构地区：[1]天津科润蔬菜研究所/蔬菜种质创新国家重点实验室/天津市蔬菜遗传育种企业重点实验室,天津300384 [2]天津市农业科学院蔬菜研究所,天津300384 [3]郑州市蔬菜研究所,河南郑州450015

出　　处：《天津农业科学》2021年第10期1-3,共3页Tianjin Agricultural Sciences

基　　金：国家重点研发计划子项目(2017YFD0101805);财政部和农业农村部:国家现代农业产业技术体系资助;国家大宗蔬菜产业技术体系专项(CARS-23-A07);天津市种业科技重大专项(19ZXZYSN00050);河北省重点研发计划项目(19226357D)。

摘　　要：‘优松68’是秋中熟松散型花椰菜一代杂种,以细胞质雄性不育系HZ-16为母本,以DH系HL-13为父本配制而成。该品种在华北地区秋露地生育期70 d左右。株高为70 cm,株展为75 cm×80 cm,株型直立,叶片长椭圆形,灰绿色;花球松大,白嫩,青梗,球面光滑,米粒均匀,质地脆甜,品质优,商品性好。单球质量2.0 kg左右,平均产量60000 kg·hm-2左右,田间表现耐热耐湿、生长速度快、抗黑腐病,适合华北地区等地秋季露地栽培。'Yousong 68'is a new mid-autumn maturing F1 hybrid and loose-curd cauliflower which is inbred by female parent sterile line'HZ-16'and DH line'HL-13'as male parent.The characteristics of'Yousong 68'are as follows.It takes about 70 days from transplanting to harvest in autumn open field in North China.The plant type is upright;the leaves are long oval,greyish green;and thehead is hemisphere shaped in white color with green stalks.It taste sweet and tender,the quality is excellent.Its single head weight is about 2.0 kg,and the average yield of conventional cultivation is about 60000 kg·hm-2.It is resistant to black rot in the field.Comprehensively,'Yousong 68'is suitable for open cultivation in autumn in North China.

关 键 词：松散型松花菜 优松68 秋中熟 细胞质雄性不育 一代杂种 

分 类 号：S635.3[农业科学—蔬菜学]