Alfred E. Hartemink

ORCID: 0000-0002-5797-6798
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About
Contact & Profiles
Research Areas
  • Soil Geostatistics and Mapping
  • Soil Carbon and Nitrogen Dynamics
  • Soil and Unsaturated Flow
  • Geochemistry and Geologic Mapping
  • Soil erosion and sediment transport
  • Soil and Land Suitability Analysis
  • Agriculture and Rural Development Research
  • Clay minerals and soil interactions
  • Soil Moisture and Remote Sensing
  • Rangeland and Wildlife Management
  • Conservation, Biodiversity, and Resource Management
  • Rangeland Management and Livestock Ecology
  • Research Data Management Practices
  • Crop Yield and Soil Fertility
  • Sugarcane Cultivation and Processing
  • Soil Management and Crop Yield
  • scientometrics and bibliometrics research
  • Cocoa and Sweet Potato Agronomy
  • Piperaceae Chemical and Biological Studies
  • Indigenous Knowledge Systems and Agriculture
  • Plant Parasitism and Resistance
  • Soil and Water Nutrient Dynamics
  • Plant Ecology and Soil Science
  • Land Use and Ecosystem Services
  • Geology and Paleoclimatology Research

University of Wisconsin–Madison
2016-2025

The University of Western Australia
2022

The University of Sydney
2022

Wageningen University & Research
2000-2021

The Ohio State University
2021

A-T Society
2017

ISRIC - World Soil Information
2003-2013

LIG Science (United States)
2013

Papua New Guinea University of Technology
1996-2005

Soils are increasingly recognized as major contributors to ecosystem services such food production and climate regulation (1, 2), demand for up-to-date relevant soil information is soaring. But communicating among diverse audiences remains challenging because of inconsistent use technical jargon, outdated, imprecise methods. Also, spatial resolutions maps most parts the world too low help with practical land management. While other earth sciences (e.g., climatology, geology) have become more...

10.1126/science.1175084 article EN Science 2009-08-06

Estimation of carbon contents and stocks are important for sequestration, greenhouse gas emissions national balance inventories. For Denmark, we modeled the vertical distribution soil organic (SOC) bulk density, mapped its spatial at five standard depth intervals (0−5, 5−15, 15−30, 30−60 60−100 cm) using 18 environmental variables as predictors. SOC was influenced by precipitation, land use, type, wetland, elevation, wetness index, multi-resolution index valley bottom flatness. The highest...

10.1371/journal.pone.0105519 article EN cc-by PLoS ONE 2014-08-19

10.1016/j.earscirev.2011.01.005 article EN Earth-Science Reviews 2011-02-01

10.1016/j.earscirev.2020.103295 article EN Earth-Science Reviews 2020-07-22

Abstract The effects of pH on nutrient availability are not solely caused by to the reaction with soils but an interaction between these and rate uptake plants. Some specific particular ions, important aspect is that plant roots soil particles both have variable charge surfaces. This influences availability, in opposite directions. Sulfate example this interplay. Its sorption decreases markedly increasing thus “soil availability” increases. However, also “plant decreases. For phosphate,...

10.1007/s11104-023-05960-5 article EN cc-by Plant and Soil 2023-03-07

10.1016/j.geoderma.2008.10.006 article EN Geoderma 2008-11-09

10.1016/j.geoderma.2014.03.008 article EN Geoderma 2014-04-18

10.1111/j.1475-2743.2012.00398.x article EN Soil Use and Management 2012-04-05

10.1016/j.grj.2017.06.001 article EN publisher-specific-oa GeoResJ 2017-06-16

There is a growing need for spatially continuous and quantitative soil information environmental modeling management, especially at the national scale. This study was aimed predicting particle‐size fractions (PSF) Nigeria using random forest model (RFM). Equal‐area quadratic splines were fitted to Nigerian legacy profile data estimate PSFs six standard depths (0–5, 5–15, 15–30, 30–60, 60–100, 100–200 cm) GlobalSoilMap project specification. We applied an additive log‐ratio (ALR)...

10.2136/sssaj2014.05.0202 article EN Soil Science Society of America Journal 2014-10-31
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