• Soil Sampling and Analysis

      Walworth, James; Soil, Water & Enviromental Science (College of Agriculture and Life Sciences, University of Arizona (Tucson, AZ), 2006-07)
      Soil testing is comprised of four steps: Collection of a representative soil sample, laboratory analyses of the soil sample, interpretation of analytical results, and management recommendations based on interpreted analytical results.
    • Soil Sampling and Analysis

      Walworth, J. L. (College of Agriculture and Life Sciences, University of Arizona (Tucson, AZ), 2011-10)