抗番茄黄化曲叶病毒病番茄新品种铁砣的选育

A New Tomato F1 Hybrid Resistant to TYLCV — ‘Tietuo’

铁砣是以自交系T3-106作母本、自交系Y12-105作父本配制而成的番茄一代杂种。无限生长类型,中晚熟,生长势强;成熟果大红色,果皮光亮,单果质量150~170 g;可溶性固形物含量4.20%,可溶性糖2.99%,可滴定酸0.63%,糖酸比为4.75,VC含量116.0 mg·kg^-1,番茄红素21.9 mg·kg^-1;产量5 000~6 000 kg·(667 m^2)^-1,高抗枯萎病,抗根结线虫和番茄黄化曲叶病毒病(TYLCV),中抗黄瓜花叶病毒病(CMV)和烟草花叶病毒病(TMV)。适宜在华南产区春秋两季种植。

‘Tietuo’is a new tomato F1 hybrid developed by crossing inbred line‘T3-106’as female parent and inbred line‘Y12-105’as male parent.It is of indeterminate growth type with strong growth vigor and mid-late maturity.Its matured fruit is shiny red in color.The single fruit weight is 150-170 g.Its contents of soluble solid,soluble sugar and titratable acid are 4.20%,2.99%and 0.63%,respectively.The sugar-acid ratio is 4.75.The VC content is 116.0 mg·kg^-1 and lycopene content is 21.9 mg·kg^-1.It can yield about 75-90 t·hm^-2.It is highly resistant to Fusarium wilt,resistant to root-knot nematode and TYLCV,and mid-resistant to CMV and TMV.It is suitable to be cultivated in southern region of China in spring and autumn.