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| A New Watermelon Rootstock F1 Hybrid —‘Yongzhen No.3’ |
| WANG Yu-hong，YING Quan-sheng，WANG Ying-er，HUANGFU Wei-guo，SONG Hui，HUANG Yun-ping，ZHANG Hua-feng |
| Institute of Vegetable，Ningbo Academy of Agricultural Sciences，Ningbo 315040，Zhejiang，China |
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Abstract ‘Yongzhen No.3’is a bottle gourd type watermelon rootstock F1 hybrid variety derived from a cross between female inbred line JTT-1-1-2-10-5-2-6 and male inbred line T2002-1-1- 1-1-5-4-5．It has moderate growth vigor with well developed root system and good absorption for fertilizer．Its stem is thick and strong and not easy leggy．It also has a good affinity with scion，and performs well as a symbiosis．It has high resistance to watermelon blight，and tolerance to heat．It is suitable for early spring and long season grafting cultivation.
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Received: 08 February 2012
Published: 06 March 2012
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