黄土高原地区严重的水土流失与该区植被覆盖率低有密切的关系。
Soil erosion in the loess area relates to low vegetation cover rate in this region.
喀斯特环境有成土过程缓慢、土层浅薄、土被不连续、土壤持水量低、植被覆盖率低的特点。
The karst region is very fragile eco-environment with slow soil formation process, shallow and discontinuous soil, small water holding capacity, and low vegetation coverage.
对于不同岩溶生态系统，植被覆盖率低的土壤碳酸酐酶活性低于植被种类丰富的土壤碳酸酐酶活性。
The activity of carbonic anhydrase in the soils of low vegetation coverage is lower than that in the soils of high vegetation coverage in various Karst ecosystems.
这些区域地质灾害频繁发生主要是由植被覆盖率低、地质环境质量较差、人类工程活动不当等因素所致。
Frequent debris flow hazards in these areas are mainly because of lower vegetation coverage rate, worse geological environment, improper human projects, etc.
春季风大风多，降雨量少，气候侵蚀力高，地表植被覆盖率低，土壤表层由于冻融作用变的松散，是一年最易风蚀的季节。
The wind erosion hazard is often intensified by the poor vegetation cover and loosen surface soil due to the freezing and thawing over winter.
植被覆盖中等的土壤持水能力允许消耗值一般为50%，而植物覆盖率低的土壤持水能力允许消耗值通过为75%。
A medium-value turf is typically managed at 50%AD, whereas a low-value turf could have an AD of 75% of the soil reservoir capacity.
植被覆盖中等的土壤持水能力允许消耗值一般为50%，而植物覆盖率低的土壤持水能力允许消耗值通过为75%。
A medium-value turf is typically managed at 50%AD, whereas a low-value turf could have an AD of 75% of the soil reservoir capacity.
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