This study investigates distribution of concentration of phosphorus in surface soils in Chengdu basin,Sichuan Province.
选取四川成都盆地浅层土壤为研究对象,将研究区分为龙门山区、盆周丘陵区和平原区3个区,通过等值线图得出磷的大面积异常区分布在人口密度大、工农业发达的平原区。
Study on Northern Yinshan Shallow Soil Freezing-thawing Feature Experiment;
阴山北部浅层土壤冻融特性试验研究
Experimental Research on the Calibration of Neutron Probe in Measuring Moisture in Shallow-layer Soil
浅层土壤中子仪标定关系的试验研究
Fertilization and Nitrogen Accumulation in Shallow Soil of the Field
田间施肥引起浅层土壤中氮的蓄积试验分析
The Analysis of Shallow Ground Thermal Capacity Testing and Ground Temperature Accumulation at Olympic Forest Park;
奥林匹克森林公园浅层土壤热物性测试及地温累积分析
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
Along with age increase of vegetation, ability of water retention in shallow layer soil increased, and an anti-water layer was formed.
随着植被年龄的增加,浅层土壤截留降雨能力不断加强,最终形成不透水土层。
Effects of Soil Water Content on Soil Shearing Strength to Different Soil Layer of Shallow Landslide
土壤含水率对浅层滑坡体不同层次土壤抗剪强度的影响
Irrigation timing is important due to light rather shallow soils.
由于土壤轻松，土层又浅，及时灌溉是很重要的。
Soil below the ground surface.
下层土地面下的土壤
Comparative Experiment of Finger Flow of Homogeneous Soil and Layered Soil
均质土壤及层状土壤的指流对比实验
This topsoil tends to wash away.
表层土壤要冲掉了。
a layer in a soil profile.
土壤的剖面中的一层。
In ABC soil, the uppermost zone of soil, containing humus; topsoil.
淋溶层在ABC层土壤中最上面的一层，含有腐殖土；顶层土壤
The soil has a substratum of rock.
这土壤下面有层石头。[这土壤有下层石头。
Study on Forecast Model of Lower Layers by the Soil Moisture of Surface Layer;
表层土壤水分预测下层土壤水分的模型研究
the layer of soil between the topsoil and bedrock.
位于上层土和岩床之间的一层土壤。
The upper part of the soil.
表土土地、土壤表面的一层
SOIL HYDROLOGIC EFFECT OF THE EARTH-CUMULIC SURFACE HORIZON AND THE ARGIC HORIZON OF LOU SOIL IN LOESS PLATEAU
黄土高原(土娄)覆盖层与黏化层的土壤水文效应