风蚀洼地
- 网络deflation hollow;blowout;aeolian depression
风蚀洼地-
而研究区抛物线沙丘是由风蚀洼地发育形成的沙丘类型，其模式可归纳为风蚀洼地半环形沙丘抛物线沙丘纵向沙垄或者钩形沙丘线形沙丘。
The parabolic dunes in study area formed by wind erosion depressions , the model can be summarized asfollows : wind erosion depressions semi-circular dunes parabolic dunes longitudinal dunes or hook-shaped dunes linear dunes .
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在群落形成初期，风蚀形成的洼地为沙生柽柳种子发芽生根创造了适宜的生境，但高矿化度水胁迫使得沙生柽柳幼苗保存率较低；
In the initial stage of the community formation , the low-lying land that was formed by wind erosion provided a suitable habitat for seed germination and plant rooting , but salt stress from ground water reduced seedling survival rate .