surface soil

Study of spatial variability and stochastic modeling of surface soil permeability

表层土渗透系数空间变异与随机模拟研究

The surface soil may be intensively piled up for landscaping .

表层土可集中堆存，用作绿化用土。

In loessal regions and alluvial valley fills of the western United states , both surface soil and subsoil are commonly friable .

在美国西部黄土区和冲积河谷里，表土和底土一般是容易破碎的。

On S of t Ground Treatment of Surface Soil in Road Construction

道路工程中表层软土地基处理浅析

Besides , the moisture of surface soil is also an important factor .

此外，表层土壤含水量也是一个重要影响因素。

The Views on Construction and Design of Freezing Method in deep Surface Soil

对深厚表土层冻结法施工设计的几点看法

Non mining environmental effect on mining projects in thick surface soil

厚表土采矿工程非采动环境效应

Research on the Influencing Factors of Surface Soil Sheer Strength

地表土壤抗剪强度影响因素的研究

Quick Construction Technology of Big Section Deep Shaft with Freezing Surface Soil

大断面深立井井筒冻结表土段快速施工技术

The study confirmed surface soil being the main soil layer for denitrification .

研究确证了表层土壤是反硝化作用的主要土层。

Blasting parameters calculation of surface soil freezing section of shaft

井筒冻结表土段爆破参数的计算

Effects of land use change on surface soil were significantly higher than the underlying soil .

土地利用类型的变化对表层土壤的影响显著高于底层土壤。

Study on Correlativity Change of Surface Soil Nutrients in Intensified Agricultural Regions

集约农区耕层土壤养分相关性变化研究

Salt water irrigation in area with a salinized surface soil horizon

表层盐化土壤区咸水灌溉试验研究

The influence of single raindrop to the erosion of felt surface soil

单雨滴降雨对结皮土壤溅蚀的影响

Soil enzyme activity was higher in surface soil layer and lower in bottom soil layer .

土壤酶活性表现出表层高，底层低。

Spatial characteristics of PAHs molecular marker indices in surface soil of Tianjin

天津表层土壤PAHs分子标志物参数的空间特征

Short Discussion on Key Techniques of Freezing Method Construction for Deep-lying Thick Surface Soil

浅述深厚表土冻结法施工关键技术

Spatial Heterogeneity of Surface Soil Bulk Density in Coastal Region of North Jiangsu Province

苏北海涂围垦区表层土壤体积质量的空间异质性研究

The correlation analysis showed that Zn in the surface soil and in soil is significant positive correlation .

相关分析表明，蔬菜重金属Zn与表层土壤Zn呈显著正相关。

Research on Surface Soil of Land Leveling Questions and Countermeasures in Hilly Regions of South China

浅析南方丘陵地区土地平整中的表土问题及对策

Influence of Subtropical Forest Ecosystems Types on Spatial Heterogeneity of Surface Soil Organic Carbon

森林类型对土壤表层有机碳空间异质性的影响

Comparison and application of remote sensing and geostatistics methods to spatial distribution of surface soil organic carbon

遥感与地统计方法在表层土壤有机碳空间格局研究中的应用比较

Temporal Stability of Surface Soil Moisture in Artificially Revegetated Desert Area

荒漠人工固沙植被区浅层土壤水分动态的时间稳定性特征

Formation and conversion of soil dew is close relation with evaporation of surface soil .

而土壤凝结水的形成与转化又与表土蒸发之间存在着十分密切的关系。

Effect of Different Cultivation Methods on Maintenance Capacity of Water and Fertilizer , Surface Soil and Yield of Corn

不同耕作方式对土壤耕作层水、肥保持能力及玉米产量的影响分析

On the Modeling of Canopy Covered Surface Soil Moisture Change Detection Using Multi-temporal Radar Images

植被覆盖地表土壤水分变化雷达探测模型和应用研究

Temporal and Spatial Distribution and Fractal Characteristic of Surface Soil Water of Orchard in Yantai

烟台果园表层土壤水分的时空分布及分形特征

The sample is from the surface soil that scientists say covers a layer of ice .

科学家称上面覆盖一层冰的土壤样品是来自火星表层。

Analysis of Inverse Humidity and Moisture Respiration Process of Surface Soil in Desert Near Oasis

邻近绿洲的荒漠表层土壤逆湿和对水分“呼吸”过程的分析