soil texture

Their common characters are scarce of organic matter, low content of nutrient, little CEC, weak eluviation, high content of calcium carbonate, profile developed a little and coarse soil texture.

有机质缺乏，养分含量低，阳离子代换量小，淋溶作用弱，碳酸钙含量高，剖面发育差，土壤质地粗是试区土壤的共同特征。

Earthworms consume large amounts of soil, and produce a rich humus, perfect in texture.

蚯蚓吃下大量土壤，排出肥力丰富、物理结构理想的腐殖质。

Most of soil texture ranges from clay loam tO loam clay.

土壤质地多为重壤土至中粘土,呈强酸性反应.

The soil analysis in trial areas with different soil, climate and vegetation conditions implied that the soil in trial areas mainly belongs to drab soil, soil texture belong to light loam and loam soil, soil parent material was mainly granite and gneiss.

研究区不同立地下的土壤分析结果表明，土壤主要为褐土，土壤质地属于轻壤土和壤土类型，土壤母质主要为花岗岩和片麻岩。

Integrated regionalization of unsaturated domain was determined according to the soil texture, depth of groundwater table and distribution of irrigation areas.

根据土壤岩性、地下水位埋深及灌区分布状况，对研究区非饱和带进行综合分区。

Effect of Different Soil Texture and Depth of Sowing Seed on the Seedling Emergence Potential of Sweet Corn Hybrids

不同土壤质地及播种深度对甜玉米出苗潜势的影响

The content of soil organic matter affected soil swelling rate remarkably when soil texture was not obviously different.

有机质含量在质地差别不明显情况下，对土壤膨胀率也有极显著的作用与影响；

The effect of texture is most significant; the smaller soil particles, the steeper the curve.

质翅绿寸曲线的影响最明显, 颗粒越细, 曲线斜率越大.

The soil texture of this cultivated land is extremely good.

这几亩耕田的土质极好.

The relationship between soil texture, soil ferric oxide and soil spectral reflectance.

氧化铁与土壤质地与土壤反射率的关系。

Comparatively, the pore fractal dimension calculated with the area method is more sensitive to soil texture than with the circumference method.

与周长法相比较，用面积法计算的孔隙分形维数对土壤质地更为敏感。

Extracting of soil salinization by SVM and accuracy evaluation based on texture characteristic

基于不同窗口纹理特征的SVM土壤盐渍化信息提取方法与精度分析研究

The results showed that the maximum height of the capillary water rise of layered soil was mainly determined by the sand soil texture, position, thickness and their mutual relationship, and they also were closer connected with other soil texture in the profile.

结果表明：层状土壤毛管水的最大上升高度取决于夹层土壤的质地、厚度、层位及其相互关系，同时也与土壤剖面中其它土壤的质地密切相关。

The results showed that about 75% of the soil texture was loam;

结果表明，该区土壤以壤土居多，约占75%；

As the surface temperature, soil thermal inertia in addition affected by soil moisture, is also affected by topography, vegetation, soil texture, organic matter content and other factors.

由于地表温度、土壤热惯量除了受土壤含水量影响以外，还受地形、植被、土壤质地、有机质含量等其它因素的影响。

Automatic Soil Texture Classification System Based on Computer Graphics

基于计算机图形学的土壤质地自动分类系统

The pH values of the tilth fell into the range of 4.5-5.1. The soil texture except that of the alluvial soils, were all clayey, with a clay particle content of about 30%-45%.

耕层土壤多属强酸性，pH多为4.5～5.1；土壤质地偏粘（冲积土除外），粘粒含量达30～45%；

Natural factors include climate, vegetation, edaphic factors, terrain, geological and hydrological factors. However, the main factors include rainfall, the degree of vegetation coverage, the soil texture, the terrain gradient and the ditch density geological lithology.

其中自然因素包括气候因素、植被因素、土壤因素、地形地貌因素、地质因素及水文因素，但起主导作用的是降水、植被覆盖度、土壤质地、地质岩性、地形坡度和沟谷密度等；

PH, the content of soil organic and nutritive elements and the soil texture are the impacting on the production of Chinese chestnut; iron, manganese, boron and other trace nutritive element are the important impacting on the character of Chinese chestnut.

土壤pH值、土壤有机质和营养元素含量及质地等理化性质与条件是影响板栗产量的因素，而铁、锰、硼等微量元素的含量则是影响板栗品质的重要因素。

Factors mainly affecting soil water characteristic curve are soil texture, structure and balk density.

影响水分特征曲线的因素主要是质地 、 结构和容重.

The favourable soil texture for the occurrence and distribution of larvae was fine sandy loam or sand soil.

不同质地之土壤，以粉沙壤土或沙壤土适宜于其发生和分布。

The content and shape of gypsum is not related to soil texture, but to parent material.

石膏含量和形态与母质类型有关，不受质地的影响；

The relationship between soil texture soil ferric oxide and soil spectral reflectance.

氧化铁与土壤质地与土壤反射率的关系.

Around construction of rural highway network, the pavement cover has taken texture of asphalt macadam mix and utilized composite soil engineering membrance, averting the pavement perviousness, increasing the service life of pavement.

针对农村公路网建设，路面面层采用沥青碎石混合料结构，研究利用复合土工膜，预防路面透水，增加和保证路面的使用寿命的探讨。

The moving feature of 15 N in cotton field with different soil texture

~（15）N在不同土质棉田中的移动