Tabla de Contenidos:
  • 1. Concepts of soil fertility and productivity
  • 2. Soil acidity, alkalinity and salinity
  • 3. Nitrogen
  • 4. Phosphorus
  • 5. Potassium
  • 6. Calcium, magnesium and sulfur
  • 7. Micro-nutrients
  • 8. Soil testing, plant and water analysis, and diagnostic techniques
  • 9. Fertilize for profits
  • 10. Plant nutrients and the environment
  • 11. Heavy metals in fertilizers and agriculture
  • 12. Precision agriculture
  • an overview
  • 13. Regulations for handling and using fertilizers.