The Soil Detective

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Across
  1. 3. The process of adding decomposed organic matter to soil
  2. 4. A soil type with large particles that drains quickly
  3. 6. A mixture of sand, silt, and clay that is great for plants
Down
  1. 1. Essential elements for plant growth found in soil
  2. 2. The part of the plant that grows underground
  3. 5. A dense soil type that holds water well