Across
- 1. soil layers
- 6. soil's general health
- 8. from the soil from decomposition of soil organic matter by soil microbes and respiration from plant roots
- 9. final layer of soil
- 11. rock is removed
- 14. smallest particles
- 15. form of inorganic nitrogen found naturally in the soil, plays a role in nutrition of plants
Down
- 2. second layer of soil
- 3. essential elements
- 4. breaking down rocks
- 5. first layer of soil
- 7. soil compaction
- 10. found in soil as the result of adding lime to adjust the pH of acidic soils
- 12. medium sized particles
- 13. largest particles