The study was complemented in the spatial variability of soil.
也从另一角度对土壤空间变异性作了一种新的补充。
As time passes by, spatial variability of soil moisture gradually weakens.
随着时间的推移,土壤含水率的空间相关度降低。
Influence of cultivation on spatial variability of soil total phosphorus in sandy land.
耕种对沙地土壤全磷空间变异性的影响。
The study on spatial variability of soil and plant information is of great importance to the implement of "precision agriculture".
进行土壤特性及作物信息的空间变异性研究对于“精细农业”的实施具有重要意义。
Point variability and spatial variability of soil property parameters are associated by means of stochastic field model of soil profile.
引入土层剖面随机场模型,把土性参数的点变异性和空间变异性联系起来。
Spatial variability of soil moisture responding to drought and rainfall in sandy grassland of Horqin were studied by geostatistics approach.
采用地统计学的方法,研究了科尔沁沙地沙质草场土壤含水量对干旱和降雨响应的空间变异规律。
However, little has been studied on quantitative assessment of spatial variability of soil erosion at different landscape scales in this area.
但有关坡地景观尺度土壤侵蚀速率的定量资料却相对较少。
The field scale spatial variability of soil properties is one of the key factors which have considerable effect on water flow and solute transport.
田块尺度土壤特性的空间变异性对水分与溶质运移具有明显的影响。
Affected by the nature and human factors, soil property is non - homogeneous in the spatial distribution, that is spatial variability of soil property.
受自然和人为因素的影响,土壤特性在空间分布上呈现非均一性,即土壤特性的空间变异性。
Spatial variability of soil water retention function is a primary prerequisite for quantitative research on water movement and solution transfer in unsaturated zone.
土壤水分特征函数空间异质性是定量研究土壤非饱和带水分运动以及溶质运移的先决条件。
Classical statistical analyses show significant spatial variability of soil erodibility K values at a scale of small watershed, the variance coefficient of which is 39.94%.
经典统计学方法分析表明,在小流域尺度下土壤可蚀性K值存在很强的空间变异性,其变异系数达39.94%。
Combined with GIS geography statistic was applied to analyze the spatial variability of soil available medium-microelements of the paddy yield in Fanhe township of Tieling county.
试验应用地理信息系统和地统计学方法对铁岭凡河稻田土壤有效中量、微量元素的空间变异特征进行了研究。
Spatial variability of soil nutrient and crop yield in Shanghai Chongming Island large-scale management farm was studied by modern geo-statistical and geographic information technology.
应用现代地统计学和地理信息技术在上海崇明岛研究了规模经营的农场土壤有效养分含量与作物产量的空间变异规律;
Soil characteristics spatial variability is one of the important attributes of soil, and its sources of variation includes random variation and system variation.
土壤特性的空间变异性是土壤重要的属性之一,其变异来源包括系统变异和随机变异两种。
The geostatistics were used for analyzing the spatial variability of the soil particle composition in Mengding tea plantation with two sampling scales at Sichuan province.
利用地统计学方法,在两个尺度下对蒙顶山茶园土壤颗粒组成的空间变异性进行了研究。
Spatial variability and distribution of soil arsenic in Zibo maize producing area, Shandong Province were studied using geostatistics and geographic information system (GIS) techniques.
采用地统计及地理信息(GIS)技术研究了山东省淄博玉米产区土壤砷含量空间变异性及其分布特点。
Sampling designing based on spatial distribution and variability of soil properties is an important issue in recent studies on soil sampling.
利用土壤空间变异特性和空间分布特征进行采样设计是当前土壤采样研究的重要内容。
It is important to study the soil spatial variability of N_2O, CO_2 production and the influencing factors for evaluating the role of forest ecosystems on the impact of the greenhouse effect.
研究森林土壤N_2O、CO_2产生的空间变异性及影响因子对准确估算森林生态系统对温室效应的影响具有重要意义。
This paper briefly reviews the study of soil spatial variability.
简要回顾了土壤空间变异的研究。
Results showed that spatial, variability did exist in the coastal saline soil, and it fit for a line model. The SVS distance limit of soil conductivity was about 6.0 m in the experiment.
结果表明,海涂土壤电导率的空间变异结构确实是存在的,并表现为线性模型,所研究地块上土壤电导率空间变异结构的变程约为6.0米。
The traditional methods of describing soil properties are on the whole qualitatively soil classification, not researching soil spatial variability quantitatively.
传统描述土壤空间异质性的方法基本上是定性地土壤分类,而不是定量地研究土壤空间变异。
So, applicable math method must be recurred to in order to apprehend evolvement trend of soil Spatial variability quickly and exactly.
因此,快速准确地掌握土壤信息的空间演变趋势就必须借助于适用的数学方法。
In the light of the principle of classical statistics, the study on the status and spatial variability of nutrient of lime concretion black soil in Huaibei plain was conducted.
应用经典统计学方法研究淮北平原砂姜黑土养分状况及其空间变异性。
This paper briefly introduces the means of study of the spatial variability theory and the application of this theory in study of physical, chemical characteristics and microelements in soil.
本文对空间变异理论的研究方法进行了简要的介绍,并且对空间变异理论在土壤的物理、化学特性及微量元素中应用的研究进行了介绍。
It is very difficult to study soil moisture spatial distribution because of its great spatial variability affected by many factors.
由于土壤水分含量受众多因素的影响,空间变异性很大,给土壤水分含量空间分布的研究带来了很大的困难。
Spatial distribution maps and (semi -) variograms that can explicitly explain the random and structural variability of soil salinity were also mapped.
绘制了各土层盐分的随机性和结构性的半方差图以及空间分布图。
Thus, to improve soil spatial variability of the accuracy is very important.
因而,提高土壤养分的空间变异性研究的精度显得尤为重要。
According to the spatial variability characteristics of soil nutrient contents in the Guifeng Section, the soil nutrient contents were greatly affected by the mode of land use by man.
利用地统计学方法对龟峰段土壤养分的空间变异性研究表明:龟峰段土壤养分含量的空间变异强烈地受到人类土地利用方式的影响。
Spatial scale is forefront in soil-scientific research, so the analysis of macropore reasonable sampling size becomes significant which is in case of taking account of spatial variability.
土壤特性的空间尺度问题是当今土壤科学研究的前沿,在进行土壤空间变异研究中,大孔隙的合理取样尺度分析对大孔隙流研究具有十分重要意义。
Soil moisture of sand grassland, semi-mobile sand and disturbed inter-dune bottomland, had distinctive variability and larger spatial change range of variability, after rainfall.
沙质草场、半流动沙地和受干扰的丘间洼地降雨后的土壤含水量异质化程度及其相关变化范围非常明显。
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