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| A New Long-day Onion F1 Hybrid —‘Jinqiu’ |
| CUI Cheng-ri1,JIA Tie-jin1,MA You-hui2*,XU Qi-jiang3 |
| 1Harbin Changri Onion Institute,Harbin 150090,Heilongjiang,China;2College of Life
Sciences,Liaoning Normal University,Dalian 160029,Liaoning,China;3College of Life
Sciences,Northeast Forestry University,Harbin 150040,Heilongjiang,China |
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Abstract ‘Jinqiu’is a new onion F1 hybrid by crossing male-sterile line B2354A with inbred line
3104.It belongs to the type of long-day and mid-late maturity.Its bulb growth period is about 120
days.The bulb is of round shape with yellow color.The average weight of single bulb is 203 g.The
yield is 67.5 t·hm-2,which is 12.9 % higher than the control‘Kamuyi’.It is suitable for spring
planting in Heilongjiang,Jilin,Inner Mongolia,Xinjiang and Hebei.Its extension area is 1 100 hm2.
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Received: 27 July 2009
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