空气动力学粗糙度是影响植被覆盖土壤抗风蚀能力的重要因素。
Surface roughness is an important feature that affects vegetation coverage soil against wind erosion.
在一个地区过度放牧的后果是植被覆盖的减少和对土壤的践踏和粉碎。
The consequences of an excessive number of livestock grazing in an area are the reduction of the vegetation cover and the trampling and pulverization of the soil.
讨论了不同土壤光谱线对绿度及植被覆盖度估计的误差。
The influence of different soil spectral line on plant canopy and greenness assessment was discussed.
三峡库区属于南方高植被覆盖区域，岩石上部覆盖着较厚的土壤和茂密的植被，因此岩性分析比较困难，尚无成熟的方法可循。
Three Gorges is the south area in which there covers thick soil and flourish vegetation on the top of the rocks, and the lithology analysis is very difficult.
利用风洞模拟实验，系统研究了植被覆盖对土壤风蚀的影响。
Using wind tunnel tests, influences of vegetation coverage on soil wind erosion were systematically studied.
通用土壤流失方程（USLE）中的植被覆盖与田间管理因子（C）是评价这种抑制作用的有效指标，并被广泛采用和深入研究。
The vegetation cover and management factor ( C ) in the universal soil loss equation (USLE) is an index to evaluate this effect, which has been studied deeply and used widely.
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.
在南方红壤区，由于光热条件较好，在没有人为破坏的情况下，流域植被一般可以恢复到很好的状态，植被覆盖度的增加可以明显减少土壤侵蚀。
Under condition of good light and heat in South China, if there were destruction by human vegetation could restored very well. So soil erosion could be ignored.
盖土形成土壤与空气之间的屏障，其结果是，被覆盖的土壤在夏季会较凉爽，而在冬季，不会让土壤像没有盖土的区域一样冻得那么深。
Mulch forms a barrier between the soil and the air. As a result, mulched soil will be cooler in the summertime. And in winter, it may not freeze as deeply as areas without mulch.
结果表明，喀斯特峡谷区土壤温度与石漠化等级程度相关性不大，与植被覆盖度，特别是林下草被覆盖度具有很大相关性；
The results reveal that the soil temperature was not related to rocky desertification degrees, but has a close relation with vegetation coverage, especially the grass coverage.
防止土壤水蚀应以生物措施为主，增加植被覆盖度是最有效的措施。
Priority should be given to biological measures in preventing soil water erosion, and the most effective measure is to increase 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.
各类植被覆盖下土壤CO 2排放通量均表现为白天高于夜间，午后高于午前。
CO2 emission flux of soil under several vegetation covers during daytime is higher than that at night, and afternoon higher than the morning.
半月降雨侵蚀力占年侵蚀力的累积频率表，为估算土壤侵蚀方程中土壤可蚀性因子和植被覆盖—管理因子提供了基础。
The percentage table of rainfall erosivity for a half month period was used to calculate soil erodibility and vegetation coverage factors.
我国东南山区植被覆盖率高，进行土壤遥感调查困难重重。
Planting and making forests is to raise the earth's vegetation plant cover rate.
从有利于水土保持的角度，把降雨量、植被覆盖度、枯落物厚度和土壤流失量等作为水土流失监测项目；
In terms of being favorable to soil and water conservation, we confirm the rainfall, vegetation cover degree , thickness of litter and the amount of soil erosion as monitoring projects.
土壤背景对植被覆盖率估算有较大的影响，这种影响在植被生长初期最大，即暴露土壤较多时。
Soil background of vegetation is very important to the C retrieval, especially during the beginning growth with much exposed soil.
我国东南山区植被覆盖率高，进行土壤遥感调查困难重重。
In southeast mountain area of China, the vegetation coverage is very high, it is much difficult to survey soils by remote sensing.
利用野外移动式风洞试验装置，对永定河不同植被覆盖率河滩农地在不同风速下的风蚀量进行了测定，结果表明：播草盖沙可以提高起沙风速，有效减少河滩地的土壤流失。
It measures wind erosion under the conditions of different wind speed of floodplain area with different vegetation coverage ratio of the Yongding River by using mobile filed wind channel equipment.
植被是陆地生态系统中不可缺少的一部分，植被覆盖度的增加能够有效减缓土壤侵蚀的发生。
Vegetation is an indispensable part of terrestrial ecosystem, and the increase of vegetation coverage could effectively slow down the occurrence of soil erosion.
其结果是，被覆盖的土壤在夏季会较凉爽，而在冬季，不会让土壤像没有盖土的区域一样冻得那样严重。
As a result, mulched soil will be cooler in the summertime. And in winter, it may not freeze as deeply as areas without mulch.
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.
不合理的土地利用和地表植被覆盖的减少对土壤侵蚀具有放大效应。
Unreasonable land use and decrease of vegetation cover may have amplified soil erosion in some extent.
在坡向尺度上，植被覆盖度与土壤侵蚀强度之间的变化规律不明显。
In the aspect scale, the changes of vegetation coverage had less effects on the changes of soil erosion intensity.
应用遥感数据解译地表植被覆盖情况，从而进一步评价土壤侵蚀现状。
The regional soil erosion situation is evaluated when remote sensing data are applied to interpret vegetation cover.
不同植被覆盖度下冻土活动层的土壤水分分布及变化过程存在差异。
There is much difference of the soil moisture's spatial distribution and change processing under different vegetation coverage.
这表明植被覆盖度对土壤有机碳流失的影响具有逐渐性。
These suggested that there was a gradual effect of vegetation coverage on the losses of organic carbon of soil.
因此，要想从植被覆盖的角度来控制土壤有机碳的流失，则应该将地表植被覆盖度维持在66%及其以上。
It meant that losses of organic carbon of soil suddenly decent when the vegetation coverage amounted to 66% or so.
五种地貌类型上的植物组成、植被覆盖率、土壤养分特征和土壤颗粒组成都具有明显差异。
Therefore phytocoenosis, vegetation coverage rate, characteristics of soil nutrient, consisting of soil particles markedly differ from each other in...
土壤水分是连接气候变化和植被覆盖动态的关键因子。
Soil moisture is the key factor, which connects climate with vegetation change.
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