Creation of soil amendment recommendations should be based on soil analysis results and should consider the quality (chemical, physical, and biological) of the soil tested and result in the calculation of the amount of fertilizer to apply to a given area of land.
Process/Skill Questions:
- What results/information are given in a soil analysis?
- How many pounds of fertilizer will one need to apply to one’s lawn at a rate of 1 pound of nitrogen per 1,000 square feet of a 50-pound bag of 26-5-10?
- How much phosphate and potash is one applying to a lawn when one applies 3.8 pounds of 26-5-10 fertilizer per 1,000 square feet?
- How much area can be covered with a 50-pound bag of 26-5-10 fertilizer at the rate of 1 pound of nitrogen per 1,000 square feet?
- How many 50-pound bags of 26-5-10 will one need to fertilize a 30,000-square-foot lawn at 1 pound of nitrogen per 1,000 square feet?
- What are the differences between chemical, physical, and biological properties of the soil?
- Why is knowledge of a plant species important when making nutrient recommendations?