抗TYLCV番茄新品种汴粉19号的选育

汴粉19号是以优良自育自交系ks305为母本,以自交系ks325为父本配制而成的番茄一代杂种。早熟,无限生长类型,植株生长势强,连续坐果能力强;成熟果粉红色,扁圆形,果面光滑,平均单果质量174g左右;果实硬度高,耐贮运。果肉质沙,品质佳。含有Ty1、Ty3a抗病基因,抗番茄黄化曲叶病毒病(TYLCV);田间对叶霉病、枯萎病和根结线虫病的抗性强于对照金棚8号和洛番9号。春秋保护地栽培每667m~2产量5800kg左右。适宜河南、河北、陕西、山东等地春秋保护地及露地种植。

A New Tomato F1 Hybrid with Resistance to TYLCV—‘Bianfen No.19’

‘Bianfen No.19’ is a new tomato F₁ hybrid developed by crossing high hardness self-sterile inbred line‘ ks305’ as female parent and inbred line‘ ks325’ as male parent. It is of early maturity and indeterminate growth type. It has strong growth vigor. It has continuous fruiting ability. Its fruit shape is oblate with smooth surface .The matured fruit is pink in color. The average single fruit weight is about 174 g. Its fruit hardness is high. It is tolerant to storage and transportation. Its flesh has sandy taste with good quality. It is resistant to TYLCV and contains Ty1 and Ty3a resistance gene. Its field resistance to leaf mold，fusarium wilt and root nematode is stronger than that of the contrasts‘ Jinpeng No.8’ and‘ Luofan No.9’ . It can yield about 87 t·hm^-2 in spring and autumn in protected field cultivation. It is suitable to be cultivated at Henan，Hebei，Shaanxi，Shandong Provinces，etc. for protected and open fields cultivation in spring and autumn.