Enhancement of agricultural extension services in Papua New Guinea.

Lignende værker

• The agricultural extension service in Papua New Guinea can we make it more effective?
  af: McKillop, Robert F.
  Udgivet: (1974)
• Basic extension skills /
  af: McKillop, Robert F.
  Udgivet: (1975)
• A brief history of agricultural extension and education in Papua New Guinea /
  af: Dick, Gordon
  Udgivet: (1976)
• Investing in rural extension : strategies and goals /
  Udgivet: (1986)
• Rural extension and agricultural education /
  af: Densley, D. R. J.
  Udgivet: (1978)