Across
- 2. the spaces between soil particles
- 3. the amount of sand, silt, and clay in a soil
- 4. One of our most valuable natural resources
- 8. Soil forms from the weathering of parent material
- 9. Soil-dwelling insects increase aeration and drainage
- 13. Determination of the suitability of land for different cropping systems
- 16. Comprised of partially decomposed leaves, mulch, and plants
- 17. Compression of soil from top reduces pore space
- 20. Hard bedrock foundation
- 21. There are 7 different types of
- 22. Comprised of pieces of the parent material (rock)
- 23. Younger soils have only an A horizon
Down
- 1. Soil forms in layers, also called
- 5. 40% sand, 40% silt, and 20% clay
- 6. Freezing and thawing can contribute to weathering
- 7. Can be caused by wind or water
- 8. Over time, irrigation can lead to increased salt buildup in soil
- 10. Also called topsoil
- 11. The way water and wind move across different land structures influences soil formation
- 12. Feels smooth
- 14. Feels sticky
- 15. Also called subsoil
- 18. Feels gritty
- 19. Soil is comprised mainly of minerals, called