半固定沙丘是指介于流动沙丘与固定沙丘之间的一种不稳定沙丘，其移动速度较固定沙丘快，较流动沙丘慢。
移动沙丘和半固定沙丘分选较好，表现出极强的正偏和较尖的峰值；
The particle-size classification of moving dune and semi-fixed dune was better, which showed a strong positive bias and a sharp peak.
研究结果表明，区域沙丘属于半固定沙丘，移动速度缓慢，全区的沙化地总体表现为负增长。
The result suggests that the sand dune is characterized by semi-active dune, the move speed is very slow, and all round the district desertification shows negative increase.
且固定沙丘的花棒分株种群比半固定沙丘具有较大的密度、较小的平均株距及相似的分株高度。
Compared with the ramet population in the semi-fixed dunes, the ramet population in the fixed dunes exhibited higher ramet density, smaller average ramet spacing and similar ramet height.
应用推荐