Soils : how to handle and improve them

Míreanna Comhchosúla

• Irrigated soils : their fertility and management
  le: Peterson, H.B
  Foilsithe: (1954)
• Soil fertility: theory and practice
  le: Kanwar, G S
  Foilsithe: (1976)
• Irrigated soils: Their fertility and management
  le: Peterson, H B
  Foilsithe: (1954)
• Irrigated soils: Their fertility and management
  le: Peterson, H B
  Foilsithe: (1954)
• Maintenance of soil fertility
  le: Thorne, Charles Embree
  Foilsithe: (1930)