2) soil properties
土壤属性
1.
Prediction of the spatial distribution of soil properties based on environmental correlation and geostatistics
基于环境相关法和地统计学的土壤属性空间分布预测
2.
The spatial variability of soil properties is the basis of decision-making in agricultural management and environmental protection,and it is also of great significance in scientific decision-making to utilize limited sample data to obtain detailed spatial information of soil properties.
土壤属性的空间变异性是农业和环保决策的重要依据,研究如何利用有限的样本数据来获得更为详尽的土壤属性空间分布信息对于科学决策具有重要意义。
3.
Analysis and forecast on the spatial distribution and dynamics of soil properties is an important element of sustainable land management.
在横山县朱家沟小流域采集111个样点,分析土壤属性与地形因子相互关系,进行空间预测分析。
3) soil property
土壤属性
1.
Affected by the nature and human factors, soil property is non- homogeneous in the spatial distribution, that is spatial variability of soil property.
改进空间插值方法，以较少的样点来尽可能地反映出一定区域土壤属性信息的空间变异规律，就成为当前研究的一个热点。
2.
Soil property is the result of combined action of nature and human factors.
由于经济和人力的原因,采样点是有限的,要得到整个研究区的土壤属性信息就必须借助于空间插值方法。
3.
Spatial variability of soil property is one of the main research directions in soil.
土壤属性空间变异是土壤学科领域内主要的研究方向之一,以地统计学为研究方法,半方差函数为基本工具对土壤属性的空间结构性进行分析是普遍的研究方式。
4) Soil heavy metals
土壤重金属
1.
Study on spatial distribution of farmland soil heavy metals in Nantong City based on BP-ANN modeling;
基于BP模型的南通市农田土壤重金属空间分布研究
2.
Assessment of soil heavy metals pollution in the chemical industrial areas of Nanjing peri-urban zone;
南京城市边缘带化工园区土壤重金属污染评价
3.
Using Nantong city in Jiangsu province as research region,collecting data by field sampling and experimental analysis,resorting to Artificial Neural Networks modeling and 3S technology to traverse the problems,the spatial dynamic distribution of farmland soil heavy metals and their pollution level were described.
以江苏省南通市为研究区,通过野外采样,利用采样点实测数据,在借助神经网络模型进行空间插值的基础上,结合3S技术对农田土壤重金属的空间动态分布进行分析,进而确定农田土壤重金属污染状况。
5) heavy metals in soil
土壤重金属
1.
Distinguishing different sources of heavy metals in soils on the coastal plain of Eastern Zhejiang Province;
浙东海积平原农田土壤重金属来源辨识
2.
Fristly,the origin of heavy metals in soils were researched with the aid of Principle Component Analyses(PCA) in Wuxi peri-urban area and in Zhengzhou suburb.
以无锡城乡交错区和郑州市郊区为例,基于土壤学知识,在主成分分析中综合运用土壤基本理化性质和土壤重金属数据对土壤重金属的主要来源进行分析,讨论不同采样方案对主成分分析结果的影响。
3.
Furthermore, the application of humic acids for governing pollution of heavy metals in soil and the cleaning effi ciency are introduced.
介绍了腐植酸在治理土壤重金属污染中的应用和相应的净化效果以及影响腐植酸吸附重金属的因素,如土壤类型、pH值、作用时间等,并指出腐植酸在降低土壤重金属活性(毒性)作用中存在的问题及发展趋势。
6) Soil heavy metal
土壤重金属
1.
Pollution of Soil Heavy Metals and Its Evaluation with Various Land Utilization in a Coastal Area of Fujian Province;
福建沿海地区不同用地土壤重金属污染及其评价
2.
Landscape characteristics and spatial patterns of soil heavy metal contamination in Huizhou City
惠州市土壤重金属污染景观空间格局特征研究
3.
The study on soil heavy metal content of apple orchard in gully region of the loess plateau showed that high input and different apple tree ages have an obviously effect on soil heavy metal content and its migration.
以黄土高原沟壑区的苹果园为研究对象,对6~36 a苹果园土壤重金属含量状况进行研究,结果发现,该区苹果园的高投入种植管理模式,能够影响重金属在土壤中的迁移与富集,使土壤重金属含量发生明显变化。
补充资料：土壤水分运动基本方程(见土壤水运动)
土壤水分运动基本方程(见土壤水运动)
turang shuifen yundong iiben土壤水分运动基本方程fangeheng见土壤水运动。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条