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Soil Formation

 

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Definitions:

1. What is a horizon?
2. What is eluviation?
3. What is illuviation?

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Content:

1. What is a soil profile?
2. What are the main horizons in a profile?
3. What are the characteristics of each horizon?
4. How are eluviation and illuviation related?
5. What are the two main sources of parent material?
6. What is the source of parent material for soils in the Stevens Point/Central Wisconsin region?
7. How might the characteristics of highly weathered soils differ from those of only slightly weathered soils?
8. What are the five major factors affecting soil formation?
9. Which of the five factors is most important?
10. Does the importance of individual factors change over time? If so, how; if not, why not?
11. How does each of the five factors affect soil characteristics?