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| A New Tomato F1 Hybrid Specially for Protected Cultivation—‘Yuhang No.5’ |
| TANG Rui-yong1，GAO Yan-hui2，LEI Yin-chuan2，HAO Feng2 |
| 1Tianshui Institute of Agriculture，Space Breeding Research Center of Gansu Province，Tianshui 741001，Gansu，China|2Tianshui Shenzhou Lvpeng Agricultural Science & Technology Co.，Ltd.，Tianshui 741030，Gansu，China |
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Abstract ‘Yuhang No.5’is a new tomato F1 hybrid specially cultivated for protected fields．It is developed by crossing 0428-3-4-H1-H as female parent and 0439-2-3-H2-H as male parent．It grows interminably with early maturity．Its fruit is pink in color with tall round and without green shoulder．The single fruit weight is 220-280 g．It has strong rigidity and is tolerant to storage and transportation．The soluble solid content is 6.4% and VC content in fruit flesh is 234 mg?kg-1 and total acid content is 4.74 g?kg-1．It has higher resistance to late blight and leaf mould than‘Zhongzha No.9’and‘Zhongyan 958’．Its total yield can reach 119.1 t?hm-2．It is suitable to be cultivated in protected fields，both in early spring and late autumn.
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Received: 02 February 2012
Published: 28 February 2012
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