番茄新品种郑番1733的选育

A New Tomato F1 Hybrid—‘Zhengfan 1733’

郑番1733是以自交系13Y12-36-8-12-混-9-32-混-混为母本,以14A4-66-18-6-53-混-混为父本配制而成的早熟番茄一代杂种。生长势强,无限生长型,商品果粉红色,幼果有绿果肩;果实扁圆形,果形指数0.86,平均单果质量101 g,硬度高,可溶性固形物含量7.3%,番茄红素含量239.0 mg·kg^(-1),VC含量287.0 mg·kg^(-1),总酸含量0.78%;含有I2、Mi1.2、Ve1、Ve2纯合抗性基因位点,Ty1、Bwr12、Frl949、Mi23、Sm、Tm2杂合抗性基因位点,抗TYLCV、TMV、CMV、叶霉病、枯萎病、根结线虫,每667 m^(2)产量4800 kg左右,适宜河南、山东、河北等地春秋大棚和越冬温室种植。

‘Zhengfan 1733’is a new early maturity tomato F1 hybrid developed by taking‘13Y12-36-8-12-hun-9-32-hun-hun’as female parent and‘14A4-66-18-6-53-hun-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 one has green shoulder.The fruit is of round shape,with a fruit type index of 0.86 and high hardness.The single fruit average weight is 101 g.The soluble solid content is 7.3%,lycopene content is 239.0 mg·kg^(-1),VC content is 287.0 mg·kg^(-1),and total acid content is 0.78%.It contains I2,Mi1.2,Ve1,Ve2 homozygous resistance gene,and Ty1,Bwr12,Frl949,Mi23,Sm,Tm2 heterozygous resistance gene.It is resistant to TYLCV,TMV,CMV,leaf mold,blight,and root-knot nematode.The average production is about 72 t·hm-2.It is suitable for planting in spring and autumn plastic tunnel,and overwinter greenhouses in Henan,Shandong,Hebei Province.