Explanation should include
- describing the effects of pH levels on plant growth
- describing macronutrient effects on plant growth
- describing micronutrients effects on plant growth
- describing how organic matter content affects soil fertility (e.g., physical, chemical, and biological functions in the soil)
- increasing water-holding capacity
- reestablishing microbial communities
- alleviating compaction
- describing a fertilizer analysis
- describing nutrient mineralization
- describing water and air infiltration rates.
Process/Skill Questions:
- How can the pH of soil be altered?
- How long does it take for lime or sulfur to neutralize soil pH?
- What are the effects of nitrogen, phosphorus, and potassium on plant growth?
- What are the essential micronutrients in soil, and how can they affect plant growth?
- What is cation exchange capacity (CEC)? How can it be increased?