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Geosciences LibreTexts

5.10: Activity 2 - Soil Moisture

  • Page ID
    14629
  • Name: ______________________________

    Section: _____________________________

    Student ID#:__________________________

    1. A soil has ____15%___ water (on mass basis) when saturated, ___8%____ water at field capacity, ___5%___ water at the permanent wilting point, and ___2%____ water at the air dry condition. The soil weighed ___1.75_____ grams per cubic cm when oven dry.
      • The percentage of water available to plants at field capacity = _____________
    2. A moist sample of soil weighs 121.9 grams and contains 21.9 % moisture.
      • The oven dry mass of this soil = ______________
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