Average boundary length and patchshapeindex have a multiple impact which can make the patch area and boundary number a very good linear relation during the expanding and contracting process.
The shapeindex tends to increase with growth of the patch area.
核心区内的斑块形状指数随着斑块面积的增加有逐渐增大的趋势。
3
The edge density, shapeindex and fractal dimension index is high, the patchshape is complicated, which shows that the material and the energy exchange can be carried on preferably.