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Scientia Silvae Sinicae ›› 1999, Vol. 35 ›› Issue (1): 37-42.

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THE NEIGHBOURHOOD PATTERN——A NEW STRUCTURE PARAMETER FOR DESCRIBING DISTRIBUTION OF FOREST TREE POSITION

Gangying Hui1,Klaus von Gadow2,Matthias Albert2   

  1. 1. The Research Institute of Forestry, CAF Beijing 100091
    2. The Institute of Forest Management and Yield Science, Goettingen University 37077 Goettingen
  • Received:1998-07-03 Online:1999-01-25 Published:1999-01-25

Abstract:

There is an ever-increasing need for information relation to the spatial structure of uneven-aged mixed forests. Forest structure may be described on three levels:the level of species mingling, the level of tree size differentiation and the level of the tree point distribution. Suitable parameters are available for characterizing mingling and size differentiation, but the same cannot be said about the distribution of tree positions. The neighbourhood pattern, a new spatial parameter presented in this paper can be assessed with little effort in the field, without having to measure distances. It can be used to describe and reproduce stands with certain spatial characteristics(clumped, regular or random).

Key words: Neighbourhood pattern, Spatial structure, Distribution of tree positions