【摘要】 在分析了影响沙堤护岸主要因素的基础上 ,提出了 2种沙堤植物护岸优化配置模式 ,通过连续 4年的定位试验观察 ,结果表明 ,建立的模式可以显著改善沙堤滩地土壤的理化性质 ,提高沙堤固土防冲和防风效能 ,这一成果对长江中小流域沙堤防护具有一定的推广应用价值更多还原

【Abstract】 The two dike protection plants rational disposition models were determined on analyzing main factors affecting the sand dike protection in Yangtze River hilly region,the results showed that the biological measures for dike protection were available methods to protect dike slopes,it can significantly improves the soil chemical and physical properties,reduces the erosion of flood,increases the soil anti scouring ability and enhances sediment deposition, has good ecological economic and social effects.更多还原