Enhancement of agricultural extension services in Papua New Guinea.

Lignende værker

• A brief history of agricultural extension and education in Papua New Guinea /
  af: Dick, Gordon
  Udgivet: (1976)
• The agricultural extension service in Papua New Guinea can we make it more effective?
  af: McKillop, Robert F.
  Udgivet: (1974)
• A brief history of agricultural extension and education in Papua New Guinea /
  af: Dick, Gordon
  Udgivet: (1976)
• Subsistence food production in Papua New Guinea : agronomy, extension and training /
  af: Kesavan, V.
  Udgivet: (1983)
• Innovation in Papua New Guinea agriculture /
  af: Jarrett, Frank G.
  Udgivet: (1985)