醋柳又名酸刺,属胡頹子科沙棘属的阳性落叶灌木。具有耐寒、耐旱、耐瘠薄、萌蘗性极强等特点。在黄河中游陝、甘、晋黄土区和土石山区分布极广,自海拔1700米的高山到沟底、河滩都能生长,在一条沟或坡面上,只要有一些散生的醋柳,就可以逐漸繁殖为密集的醋柳林。由于醋柳根系发达,枝叶密集,地面可形成較厚的落叶层,保持水土的效果极为显著。 Vinegar Liu also known as acid thorn, is an Elaeagnus seabuckthorn positive deciduous shrubs. With cold, drought, barren, extremely strong and so on. In the middle reaches of the Yellow River, Shaanxi, Gansu, Shanxi loess areas and rocky mountain areas are widely distributed. Since the altitude of 1,700 meters, the ditch can grow at riverside beaches. As long as there is some loose vinegar on the ditch or slope, Can gradually breed as dense vine Willow forest. Due to the well-developed roots of vine willow, branches and leaves dense, the ground can form thick deciduous layer, to maintain the effect of water and soil is extremely significant.