通过对参试植物材料的生长比较、合理配置、空间层次组合及其对控制水土流失、改良土壤的作用等一系列试验研究 ,筛选出马占相思、厚荚相思、红椎、木周木、八角、肉桂、绢毛相思、山毛豆、扶芳藤、甜茶、矮象草等乔、灌、草高效生态林业植物材料 ,为沿海丘陵山地生态林业工程建设提供了植物新材料及其高效经营模式和技术支撑 Through a series of experiments and studies on the comparison of the growth of the tested plant materials, the rational allocation, the spatial hierarchy combination and their effects on the control of soil erosion and soil improvement, a series of experimental studies were carried out to screen out Acacia mangium, Acacia crassicarpa, , Cinnamon, silk Acacia, mountain soybean, Euonymus fortunei, sweet tea, dwarf grass and other trees, irrigation, grass and efficient ecological forestry plant materials for the coastal hills and mountains ecological forestry project provides new plant materials and efficient management mode and Technical Support