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| A New Semibush Summer Squash F1 Hybrid —‘Donghu No.2’ |
| LEI Feng-jin1，NIE An-quan2，WANG Xiao-min1，LEI Xue-mei1 |
| 1Cotton Research Institute，Shanxi Academy of Agricultural Sciences，Yuncheng 044000,Shanxi,China;2Shanxi Academy of Agricultural Sciences,Taiyuan 030000,Shanxi,China |
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Abstract ‘Donghu No.2’is a new earlymaturing and highyielding semi bush summer squash F1 hybrid bred by crossing white skin inbred line 02-8A from‘Dongyu’as female parent and green skin -inbred line 9601-4B from foreign and home hybrid as male parent.It is an early mature variety with strong growth vigor at late development stage.The fruit is long cylindrical with length of 23-25 cm and diameter of 6-7 cm.The fruit skin is light green and very glossy.The plant has stronger resistance to viruses,downy mildew and powdery mildew than‘Zaoqingyidai’．It yields 67.5-75.0 t·hm-2 in open field and 90 t·hm-2 in greenhouse.It is suitable to be cultivated in open field and greenhouse in Northern China.
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Received: 21 October 2008
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