Diversity of fields and farmers: explaining yield variations in northern cameroon

Podobne knjige/članki

• Bafut beagles /
  od: Durrell, Gerald .
  Izdano: (2000)
• Hindustan Zinc Project: improving farmers agriculture yields in
  od: Pachauri,r. K.
• High yielding varieties of crops
  od: Mahabal, Ram
  Izdano: (1980)
• Yield management
  od: Ingold, Anthony, Ed., et al
  Izdano: (2003)
• Fertilizing for maximum yield
  od: Cooke, G.W,