PC2217
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In the aftermath of the 1937 “Dust Bowl,” President Roosevelt wrote about the importance of soil quality and soil conservation, urging the states to adopt strict soil conservation measures. In the Physical and Chemical Properties of Soil: Effect on Soil Quality—ChemTopic™ Lab Activity, determine soil texture by mixing it with “softened” water at intervals, study the ability of soil to bind and store nutrients and chemicals, and evaluate the chemical properties of soil by measuring pH and testing for macronutrients.