种群空间分布格局计算 Calculation of Space Pattern
随着尺度的增大，种群分布格局的间隙度逐渐减小。
With the increase of spatial scale, the lacunarity indices of the seedling populations were decreased.
种群分布格局总体上呈聚集型，随年龄增加聚集强度增加。
The population pattern was of clustered distribution, with the aggregating intensity increased with age.
采用何种方法进行种群分布格局的分析研究一直是一个争论性问题。
Following conclusions were obtained from comparison of various methods used in spruce population spatial distribution pattern on sandy sites.
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