In this study, the sandy coast of Dongshan Island, with four kinds of different shelterbeltstudy, Different stand on the four kinds of samples (sample A: natural secondary forest samples B:Pinus elliottii-Bambusa blumeana-Litsea glutinosa mixed sample C: Casuarina equisetifolia-Litsea glutinosa mixed samples D: Casuarina equisetifolia Chunlin), litter characteristics,Including the return of the number of litter production and composition, nutrient content andnutrient dynamics of litter decomposition and lit...