Organic agriculture: economic and ecological comparison with conventional methods

Lignende værker

• Organic agriculture: economic and ecological comparison with conventional methods
  af: Oelhaf, R C
  Udgivet: (1978)
• Organic agriculture: economic and ecological comparison with conventional methods
  af: Oelhaf, R C
  Udgivet: (1978)
• Outlines of agricultural economics
  af: Taylor, Henry C
  Udgivet: (1928)
• Handbook of organic farming
  af: Arun K Sharma
  Udgivet: (2002)
• The organic farming reader.
  Udgivet: (2002)