Horticulture/An Introduction to Soils
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- Introduction
 
- The importance of soils
 
- Soil composition
 
- Inorganic components
 - Organic components
 - Soil flora and fauna
 
- Soil texture
 
- (see w:Soil texture)
 
- Soil structure
 
- (see w:Soil structure)
 
- Soil nutrients
 
- Macronutrients
 
- First order macronutrients: Nitrogen (N), Phosphorus (P), Potassium (K)
 - Second order macronutrients: S, Ca, Mg
 
- Micronutrients: Fe, Mo, B, Cl, Co, Mn, Cu, Zn
 
- Soil classification
 - Summary (annotated TOC)