1.
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
2.
Changes of topsoil bulk density and saturated hydraulic conductivity under infiltration condition of water storage pit
蓄水坑入渗表层土壤体积质量和饱和导水率的变化
3.
Water content at field capacity is usually expressed as a percentage of the weight or volume of oven-dry soil.
土壤含水量一般用干土壤的重量或体积百分比来表示，它受土壤质地的影响。
4.
soil quality-determination of soil water content calculated on a volume basis(gravimetric method)
土质-以体积为标准的土壤水含量的测定-重量分析法
5.
Effects of Nitrogen Application on Dry Matter Accumulation,Nitrogen Uptake,Yield,and Quality of Flue-cured Tobacco in Low Fertilility Soil
低肥力土壤施氮对烤烟干物质积累、氮素吸收及产质量的影响
6.
The Construction Quality Control of the Mass Ready Mix Concrete Transmitted by Pumps;
泵送预拌大体积混凝土工程质量控制
7.
Quality control of mass concrete in municipal bridge engineering
市政桥梁工程大体积混凝土质量控制
8.
Construction technology of large bulk of concrete and its quality control
大体积混凝土的施工技术及质量控制
9.
Study on the Quality Assurance and Control System of Farm Field Soil Environment;
农田土壤环境质量监测中的质量保证和质量控制体系研究
10.
The Utilization of Microorganism to Improve the Soil Fertility;
利用土壤微生物改善土壤质量的研究
11.
The Influence of Soil Algae on Index of Soil Quality;
土壤藻类对土壤质量指标影响的研究
12.
Environmental quality standard for soils
GB15618-1995土壤环境质量标准
13.
Study on the Effects of Alfalfa Yield to Soil Water Content and Mineral N in Profiles of Alfalfa Grassland;
紫花苜蓿地上生物量累积对土壤水分及矿质氮变化的影响研究
14.
Impact on Quality of the Water Spinach and Heavy Metal Accumulation of Soil of Different Applying Sewage Sludge Amount;
污泥用量对土壤重金属积累及空心菜品质的影响
15.
Effects of different cropping systems on soil inorganic nitrogen accumulation--A case study in Tongzhou District,Beijing
不同种植模式对土壤矿质氮累积量的影响——以北京通州区为例
16.
Effects of Different Soil Water Conditions and Phosphorus Application on Dry Matter Accumulation and Water Consumption of Wheat
不同土壤水分条件下施磷量对小麦干物质积累及耗水规律的影响
17.
Effect of Nitrogen Applied Levels on the Dynamics of Biomass, Nitrogen Accumulation of Cotton Plant on Different Soil Textures
氮肥对不同质地土壤棉花生物量与氮素积累的影响
18.
On Data Quality Assurance System in National Survey of Soil Erosion with RS and GIS
全国土壤侵蚀遥感调查数据质量保证体系