樱桃番茄新品种西大樱红2号的选育

A New Cherry Tomato F_(1) Hybrid--‘Xidayinghong No.2’

西大樱红2号是以自交系YG-6-5-7-6-8-6-6-1-1为母本,以自交系YA-7-5-9-6-8-9-8为父本配制而成的中熟樱桃番茄一代杂种。无限生长类型,植株生长势强;果实椭圆形,纵径3.4~3.8 cm,横径3.0~3.5 cm,果肉较厚,可溶性固形物含量7.56%,番茄红素含量21.02 mg·kg^(-1),成熟果红色,有光泽,幼果有绿果肩,单果质量约25 g;抗番茄黄化曲叶病毒病(TYLCV)、烟草花叶病毒病(TMV)、枯萎病,中抗晚疫病,一般产量4600 kg·(667 m^(2))^(-1)左右,适宜广西桂林、田阳等地秋冬季节种植。

‘Xidayinghong No.2’is a new medium-ripe cherry tomato F_(1) hybrids developed by crossing self-inbred line‘YG-6-5-7-6-8-6-6-1-1’as the female parent and the self-inbred line‘YA-7-5-9-6-8-9-8’as the paternal parent.It is of infinite growth type,and plant growth is strong.The fruit is of oval shape,with 3.4-3.8 cm in length and 3.0-3.5 cm in width.The flesh is thick,the soluble solids content is 7.56% and lycopene content is 21.02 mg·kg^(-1).The ripe fruit is red and shiny.Its single fruit weight is about 25 g.It is resistant to tomato yellow leaf curl virus disease(TYLCV),tobacco mosaic virus disease(TMV),blight,and moderate resistant to late blight.It can yield about 69 t·hm^(-2).It is suitable for autumn and winter planting in Guilin and Tianyang of Guangxi.