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  2. Posts tagged "Iowa"

Iowa

  • Emmet topsoil thickness and uncertainty
    Evaluating the Accuracy of Ensemble Machine Learning and Statistical Uncertainty: Spatial Prediction of Topsoil Thickness in Iowa

    Meyer Bohn and Bradley Miller – Iowa Water Center Conference April 6-8, 2021 Bohn-Dows-Topsoil-Thickness-IWC Abstract Abstract The objectives of this study were to… Read More

    24 March 2021

  • Iowa Soil Drainage Class Maps [gSSURGO]

    “Drainage class (natural)” refers to the frequency and duration of wet periods under conditions similar to those under which the soil formed. Alterations of the… Read More

    22 July 2019

  • Iowa Soil Drainage Class Maps

    “Drainage class (natural)” refers to the frequency and duration of wet periods under conditions similar to those under which the soil formed. Alterations of the… Read More

    22 July 2019

  • Iowa Depth to Water Table Maps [gSSURGO]

    “Water table” refers to a saturated zone in the soil. It occurs during specified months. Estimates of the upper limit are based mainly on observations… Read More

    22 July 2019

  • Iowa Depth to Water Table Maps

    “Water table” refers to a saturated zone in the soil. It occurs during specified months. Estimates of the upper limit are based mainly on observations… Read More

    22 July 2019

  • Iowa Soil pH Maps

    Soil reaction is a measure of acidity or alkalinity. It is important in selecting crops and other plants, in evaluating soil amendments for fertility and… Read More

    22 July 2019

  • pH – gSSURGO

    01ph0to5cm02ph0to20cm03ph0to30cm… Read More

    19 June 2019

  • Digital Hillslope Position as an Alternative Method for Soil Mapping: A Case Study for Soil Surface Properties and Topsoil Thickness in Iowa

    A statistical comparison of soil properties classified via Digital Hillslope Position and Floodplain algorithm vs. gSSURGO and Iowa physiographic regions. Read More

    14 June 2019

  • Pre-settlement Water Regimes of Iowa Wetlands

    This raster provides an estimate of the wetland water regimes in Iowa, prior to the implementation of drainage systems. These estimates are based on the… Read More

    26 October 2014

  • Using Soil Surveys to Delineate Quaternary Parent Materials and Landforms (2010 Binghamton Geomorphology Symposium)

    Using-Soil-Surveys-to-Map-Quaternary-Parent-MaterialsDownload… Read More

    10 February 2014

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