And form index and fractal index indicate ,the Goushan and Dachoushan reserve have complex form, the form of Dayao reserve is the whole for most rule in these 21 reserves .

• 而形状指数和分维指数表明，古兜山及大稠顶保护区形状最为复杂，大瑶山保护区形状在这21个保护区当中最为规整。