...类活动 风沙活动 气候变化 榆树 疏林草原 [gap=1227]Keywords】: vegetation restoration,human activity,blown sand activity,climate change,elm,woodland steppe ...
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The correlation between NDVI and wind-sand activity index varies with different seasons and with terrains.
NDVI和各风沙活动因子的相关性随季节发生显著变化。
参考来源 - 西北地区植被变化对风沙活动的影响分析·2,447,543篇论文数据，部分数据来源于NoteExpress
可见，区内风沙活动及风成景观的塑造过程，主要是在暖干期进行的。
So, it can be concluded that sand drift activity and aeolian landform forming are mainly taking place in warm dry period.
对高立式沙障处的风沙沉积情况与风沙活动强度之间的对应关系进行探讨。
This paper discussed the relations of sand deposits with wind activity strength around the high windbreaks.
由于草方格构成的下垫面复杂多变，其对风沙流结构与风沙活动层风速廓线的影响很难确定。
It is difficult to determine the effects of straw-break surface on the structure of drifting sand current and the wind speed profile in the sand-moving region due to the complexity of straw-breaks.
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