Landscape ecological analysis of urban vegetation in Guangzhou, China

--The compositions, patches and landscape heteorogentity ofGuangzhou urban vegetation are studied by using the principles oflandscape ecology in this paper. The results showed that the areaof urban vegetation was 26901.4hm2, and the distribution ofvegetation types and regional vegetation coverage were uneven. Thepatch areas of vegetation were large in scenery vegetation andshelter vegetation, and small in street corner vegetation and smallgarden vegetation. Most of patches fell in range between 100 and10000 m2. Only 1.13% of patches were larger than 1000000 m2. Structure features of vegetation landscape in old urban ares weresmall patch, high scattering degree, high diversity, randomdistribution of vegetation patches and high heterogeneity. In newurban areas, the features were big patches, fine planning, mediumlandscape heterogeneity. At last, some suggestions are madeaccording to landscape character of Guangzhou urban vegetation.