Identification should include
- the essential nutrients plants need for optimal growth
- macronutrients
- carbon (C)
- hydrogen (H)
- oxygen (O)
- nitrogen (N)
- phosphorus (P)
- potassium (K)
- calcium (Ca)
- magnesium (Mg)
- sulfur (S)
- micronutrients
- iron (Fe)
- manganese (Mn)
- boron (B)
- molybdenum (Mo)
- copper (Cu)
- zinc (Zn)
- chlorine (Cl)
- nickel (Ni)
- cobalt (Co)
- sodium (Na)
- silicon (Si)
- pH (nutrient availability)
- geographical location/local considerations.
Process/Skill Questions:
- Can nitrogen, phosphorous, and potassium use by plants be controlled? Explain.
- How do fertilizers deliver nutrients to plants?
- How can the fertilizer grade or guaranteed analysis on a fertilizer package be useful to a producer?
- How does pH affect nutrient availability in soils?
Teacher Resource:
Plant Nutrient Functions and Deficiency and Toxicity Symptoms, Montana State University Extension