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| A New Welsh Onion Variety—‘Zhengyanhancong’ |
| TIAN Zhao-hui，GUO Jing，LI Jian-xin，SONG Xiao-nan |
| （Zhengzhou Vegetable Research Institute，Zhengzhou 450015，Henan，China） |
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Abstract Zhengyanhancong’ is a new welsh onion variety，which is bred by cross breeding，individual
plant selection and systematic selection. The plant is 95-120 cm in height with 40-50 cm scallion stalk and 2-3 cm
trans diameter. It has 5-7 functional leave blades. Its leaves are dark green in color with many lardaceous power.
The single plant weight is 0.25-0.65 kg. Its yield is over 78 t·hm-2. It has strong cold resistance. It has stronger
resistance to Alternaria leaf spot，downy mildew and rust than the control‘ Zhangqiudacong’. It is also resistant
to lodging. The scallion stalk is dense with strong hot and fragrance flavour. It has good quality and long shelf life. It
is tolerant to storage. It is suitable to be cultivated in central China plains，western and northern China.
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Received: 18 November 2013
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