番茄新品种郑番1737的选育

Breeding of a tomato cultivar Zhengfan 1737

郑番1737是以自交系13Y12-36-8-12-混-9-32-混-混为母本、以14BY1-F3-1-20-12-1-混为父本杂交选育而成的早熟番茄新品种。该品种无限生长类型,植株长势中等,早熟,幼果有绿果肩,圆果,果形指数0.95,硬度中,单果质量108 g,可溶性固形物含量(w,后同)6.9%,番茄红素含量120.0 mg·kg^(-1),维生素C含量270.0 mg·kg^(-1),总酸含量0.7%。含有Mi1.2、Ve1、Ve2纯合抗性基因位点,Ty1、Frl949、Mi23、Sm、Tm2杂合抗性基因位点,抗番茄黄化曲叶病毒病(tomato yellow leaf curlvirus,TYLCV)、黄瓜花叶病毒病(cucumber mosaic virus,CMV)、烟草花叶病毒病(tobacco mosaic virus,TMV)、叶霉病、枯萎病、根结线虫病,平均667 m^(2)产量4800 kg,适合河南、山东、河北等地春秋大棚和越冬温室种植。2022年8月通过农业农村部非主要农作物品种登记。

Zhengfan1737 is a new early maturity tomato F1 hybrid developed by crossing 13Y12-36-8-12-hun-9-32-hun-hun as female parent and 14BY1-F3-1-20-12-1-hun as male parent.It belongs to infinite growth type,and strong plant growth potential.The commodity fruit is pink in color,and the younger fruit has green shoulder.The fruit is round in shape,with a fruit type index of 0.95 and middle hardness.The average single fruit mass is 108 g.The soluble solid content is 6.9%,lycopene content is 120.0 mg·kg^(-1),vitamin C content is 270.0 mg·kg^(-1),and total acid content is 0.7%.It contains Mi1.2,Ve1,Ve2 homozygous resistance gene loci and Ty1,Frl949,Mi23,Sm and Tm2 heterozygous resistance gene loci.It is resistant to TYLCV,CMV TMV,leaf mold,blight and root-knot nematode.The average yield is about 4800 kg·667 m^(-2).It is suitable for planting in spring and autumn plastic tunnel,and overwinter greenhouses in Henan,Shandong,Hebei province.