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Bulletin of Botanical Research ›› 2005, Vol. 25 ›› Issue (4): 449-452.doi: 10.7525/j.issn.1673-5102.2005.04.016

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Study on allelopathic effects of the invasive plant annual fleabane

FANG Fang1, MAO Wei2, GUO Shui-Liang1,3   

  1. 1. Zhejiang Normal University, College of Chemistry and Life Science, Jinhua 321004;
    2. Jinhua No. 8 High School of Zhejiang, Jinhua 321000;
    3. Shanghai Normal University, College of Life and Environmental Science, Shanghai 200234
  • Received:2004-11-25 Online:2005-12-15 Published:2016-06-14

Abstract: The extract from the organs above ground of Annual Fleabane(Erigeron annuus) was used to treat the seeds of some crop seeds, we determined the seeds germination, the length of root and seeding height of four crops.The results were as follows:(1) the allelopathic effects of Annual Fleabane does exist.(2) Higher concentration of the water extract of Annual Fleabane could restrain the seed germination and infancy developing, while lower concentration of the water extract could accelerate developing seed of Brassica chinensis var.communis and Lycoperiscum esculetum.

Key words: invasive plant, annual fleabane(Erigeron annuus), allelopathy, seeds germination