口感风味好的樱桃番茄新品种西大樱粉1号的选育

A New Good Taste Cherry Tomato F_1 Hybrid —‘Xidayingfen No.1'

西大樱粉1号是以自交系YB-3-2-5-7-6为母本,自交系YA-4-3-1-8为父本配制而成的樱桃番茄一代杂种。无限生长型,含抗番茄黄化曲叶病毒病的Ty-2基因、抗根结线虫病的Mi-1基因、抗枯萎病的I-2基因、抗叶霉病的Cf-9基因,属聚合多抗材料。果实椭圆形,粉果,不易裂,硬度高,耐贮运,商品性好。单果质量25 g左右,果实可溶性固形物含量10%左右,糖酸比13.87,口感甜酸,有番茄原始风味。不同栽培条件下每667 m2产量3 800~4 800 kg,适于全国各地种植推广。

‘Xidayingfen No.1’is a new cherry tomato F1hybrid developed by crossing inbred line‘YB-3-2-5-7-6’as female parent and‘YA-4-3-1-8’as male parent.It belongs to infinite-growth-type.It is a multi-resistant polymer material with Ty-2gene resistant to Tomato yellow leaf curl virus,Mi-1gene resistant to root-knot nematode,I-2gene resistant to Fusarium wilt,and Cf-9gene resistant to leaf mold.Its fruit is of oval shape,matures when the color becomes pink.It has high hardness and is not easy to crack.The fruit is tolerant to storage and transportation,and has good commodity.Its single fruit weight is about25g.The soluble solid content is about10%.The sugaracid ratio is about13.87.It tastes sweet and sour with original tomato flavor.Under different cultivation conditions,it can yield about57-72t·hm-2.It is suitable to be cultivated in all parts of China.