Current Situation and Allocation Principles of Coastal Shelterbelts：Taking Zhoushan City as an Example

Taking construction project of coastal protection forest in Shengsi county of Zhoushan city as object，study of selection of tree species and configuration pattern for different types of woodland types was carried out.Results showed that native tree species played an important role in construction of coastal protective forest，and mixed mode of evergreen and deciduous and multi species was more beneficial to improve resistance of forest to natural disasters than single pure forest model.