[PDF] Top 20 Boletín oficial de la provincia de León: Número 264 - (18/11/1999)

... particular soil and water ...is soil properties map. Therefore, with the help of new methods, including geostatistical approaches it could be possible to prepare the soil map with ... See full document

... on soil erosion started in the first decades of the 20th Century, and have increased in number and variety since ...on soil erosion has been one of the major research ...on soil erosion ...the ... See full document

... soil properties were best fitted with the exponential model. Range of spatial correlation for SOM was high (1892 m) in the direction of ...for mapping of SOM in the investigated ...the ... See full document

... different interpolation methods using cross validation errors for interpolating the spatial pattern of soil ...traditional interpolation methods, improves the accuracy of ... See full document

... tial correlations between the location of agricultural facilities and areas containing soils with elevated heavy metal concen- trations (Table 4). The correlation matrix shows a significant correlation between ... See full document

... in soil, especially in wetlands, can be significantly impacted by various biogeochemical and environmental factors such as soil moisture, soil organic matter, and clay content (Bai et ...variable ... See full document

... direct comparison of the mass spectrum of analytes at particular retention times to the reference standard found in the National Institute of Standards and Technology (NIST) ... See full document

... a soil profile changes periodically, or daily, weekly, monthly, seasonally, and ...in soil. The authors report that the soil temperature is variable at all levels of the soil profile, with the ... See full document

... different interpolation methods are shown in Table ...two methods whether it is from the error range of the forecast value, the accuracy of the predicting value relative to the observed value, or the ... See full document

... Available Online at www.ijpret.com 59 The spatial distribution of electrical conductivity (EC) for groundwater during pre-monsoon period for 2014 is shown in Fig. Generally the electrical conductivity of ... See full document

... great lithological diversity in the sedimentary rocks and evap- orites. It is for this reason that standard linear geostatistical models were not suitable for analyzing the data and that robust methods were ... See full document

... so spatial variability in interspeci fi c competition is ...the soil into two layers: a shallow layer from which seeds can germinate and a deep ...the soil is a continuum and there will be a gradient ... See full document

... the spatial distribution of groundwater level for analyzed three time series in the study area obtained by Radial Basis Functions (with the multiquadric function) and Inverse Distance Weighting (with power ... See full document

... well-defined soil profile characterized locally as Cottenham Series, which is a coarse-textured brown sand (Catt et ...This soil is classified internationally as a Cambic Arenosol (IUSS Working Group WRB, ... See full document

... In addition to these weighings it is necessary to measure carefully the internal volume of each brass box, which is done by taking a series of measurements of the height, breadth and len[r] ... See full document

... a comparison of two sensors for the determination of the complex permittivity of soil: a three- rod TDR probe and an Open-Ended Coax ...dielectrical properties and were used to measure the complex ... See full document

... measure spatial variations of soil ECa (Atwell et ...Apparent soil electri- cal conductivity correlates with va rious physicochemical soil properties such as salinity (Rhoades et ...in ... See full document

... classical soil maps and statistical ...agricultural soil maps in Illinois and computed the means and variances of engineering properties within classes so as to predict values at unsampled ... See full document

... In comparison, direct soil moisture mapping has traditionally been accomplished by exhaustive point measurements – both time-consuming and ...irrigation soil information support ...of ... See full document

... as spatial interpolation reaches maturity it can often be difficult to condense the broad knowledge and experience of many practitioners into a single volume so that novice practitioners can make reasoned ... See full document