优质番茄新品种青恋521的选育

Breeding of a new high-quality tomato variety Qinglian 521

摘要

青恋521是以D3-8-5为母本、TB1430-3-7为父本选育而成的无限生长型早熟番茄杂交1代新品种。该品种植株生长势强，普通花叶，叶色深绿，7~8节着生第1花序，花序间隔3片叶。中大果，幼果有绿果肩，成熟果粉色，果实圆形，硬度中，平均单果质量223 g。维生素C含量(w,后同)15.68 mg·100 g^-1，总酸含量0.35%，可溶性固形物含量5.0%，可溶性总糖含量3.48%，番茄红素含量78.5 mg·kg^-1，鲜食酸甜可口，品质佳。对番茄黄化曲叶病毒(tomato yellow leaf curl virus, TYLCV)、黄瓜花叶病毒(cucumber mosaic virus, CMV)、番茄花叶病毒(tomato mosaic virus, TMV)、叶霉病、枯萎病及根结线虫病均有一定的抗性，综合抗性强。丰产性较好，平均667 m²产量7 563.4 kg。适宜于河南、山东、河北、陕西等地早春保护地及越冬温室种植。2021年获得农业农村部植物新品种权。

Abstract

Qinglian 521 is a new early-maturing tomato variety with unlimited growth, bred from D3-8-5 as the female parent and TB1430-3-7 as the male parent. This variety has strong growth potential, ordinary flowers and leaves and dark green leaves. The first inflorescence is borne on nodes 7-8, and the inflorescence is separated by 3 leaves. Medium-large fruit, young fruit has green shoulders, mature fruit is pink, round fruit, medium hardness, average single fruit weight is 223 g. The vitamin C content is 15.68 mg·100 g^-1, the total acid content is 0.35%, the soluble solid content is 5.0%, the total soluble sugar is 3.48% and the lycopene content is 78.5 mg·kg^-1. Fresh fruit is sour, sweet and delicious with excellent quality. It has certain resistance to tomato yellow leaf curl virus (TYLCV), cucumber mosaic virus (CMV), tomato mosaic virus (TMV), leaf mold, blight and root-knot nematodes, and has strong comprehensive resistance. This variety has good fertility, with an average yield of 7 563.4 kg·667 m ^-2. It is suitable for planting in early spring protected areas and overwintering greenhouses in Henan, Shandong, Hebei, Shaanxi and other places.

关键词

番茄 / 新品种 / 青恋521 / 优质

Key words

Tomato / New variety / Qinglian 521 / High quality

参考文献

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基金资助

国家大宗蔬菜产业技术体系郑州综合试验站(CARS-25-G-28)