串番茄新品种红星302 的选育

红星302 是以抗病、耐低温弱光材料01-61 为母本，以01-23 为父本育成的串番茄一代杂种，无限生长类型，果实串收，果色亮红，果实椭圆形，酸甜适口，品质佳，VC 含量为364 mg · kg^-1，可滴定酸0.44%，可溶性糖4.25%，平均单果质量30.79 g，硬度为11.40×10⁵ Pa。单株结果数约为53个，产量4 900 kg ·（ 667 m²）^-1 左右，高抗蕨叶病毒病、青枯病，适宜河北地区冬季日光温室和早春保护地栽培。

A New Truss Tomato F1 Hybrid -‘ Hongxing 302’

‘Hongxing 302’ is a truss tomato F1 hybrid developed by crossing inbred line‘ 01-61’ as female parent and‘ 01-23’ as male parent．This variety is of infinite growth type．Its fruit can be harvested bunchily．The fruit peel is bright red in color．The fruit is of oval shape with sour-sweet taste and good quality．Its VC content is 364 mg·kg^-1，titrable acid and soluble sugar contents are 0.44% and 4.25%，respectively．Theaverage single fruit weight is 30.79 g．The hardness of the fruit is 11.40×10⁵ Pa．The number of fruit per plant is about 53．The yield is about 73.5 t ·hm^-2．The variety is highly resistant to virus disease and bacterial wilt．It is suitable for cultivation in protected fields in Hebei and surrounding areas in winter and early spring．