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Bulletin of Botanical Research ›› 2000, Vol. 20 ›› Issue (2): 229-234.

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THE FRACTAL CHARACTER OF THE DISTRIBUTION PATTERN OF DEYEUXIA ANGUSTIFOLIA POPULATION I. Box Dimension.

NI Hong-wei1, MA Ke-ming2, Zhao Fu-chen3   

  1. 1. Institute of Nature Resources Heilongjiang Academy of Sciences, Harbin 150040;
    2. Research Center for Eco-Environmental Science, the Chinese Academy of Sciences, Beijing 100085;
    3. Nancha Forestry Bureau Heilongjiang, Nancha 153100
  • Received:1999-07-29 Online:2000-06-15 Published:2016-06-14

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Abstract: The distribution pattern of D. Angustifolia in the Sanjiang plain has been described by using the box dimension and information dimension of fractal theory. The result reveals that:There was fractal feature. The box dimension respectively was 1.524、1.769、1.711、1.615 and 1.701 from May to September. Powerfully occupy space has been shown. Seasonal dynamic of box dimensions reached their maximum values beginning May to June then fell down. They were gone up again in September. This was accordance with the growth rhythm of D. Angustifolia population.

Key words: Deyeuxia angustifolia population, distribution pattern, box dimension, ecological unoccupation dimension