Soil

Soil

1. Top layer of the earth’s crust

2. Composition

   • 25% Water
   • 25% Air
   • 5% Leaves
   • 45% Rocks

3. Macro Nutrients

   • elements used in relatively large quantities
     • Carbon
     • Hydrogen
     • Oxygen

4. Micro Nutrients

   • elements used in very small quantities
     • Copper
     • Iron
     • Zinc

5. Edafogenesis

   • Study of soil
     • Factors: Weather, land relief, biological activity, etc.
   • Proccess

6. Properties:

   • Physical
     • Structure, color, density, etc.
   • Chemical
     • pH, soil nitrogen, alkalization
   • Biological
     • Nitrogen and Carbon Cycle

7. Types of Soil

   • Sandy Soil
   • Clayish
   • Mixed
   • Chalky

8. Minerals and Metals:

   • Non Metallic
     • Salt
   • Metallic
     • Copper
   • Energy Minerals
     • Coal

9. Environment Impact

   • Erosion
     • Water
     • Soil
     • Wind
     • Tillage

10. Innovative and practical solutions

    • Engineering measures
    • Agronomic measures
    • Soil management measures
    • Use of soil amendments

Imagens e arquivos do mapa