The use of unstable steeplands in the mountains of Papua New Guinea /

समान संसाधन

• Maintaining sustainable agriculture in Papua New Guinea : the dynamics of farming systems /
  द्वारा: Ghodake, R. D.
  प्रकाशित: (1989)
• Subsistence agriculture and nutrition in Papua New Guinea : a research review /
  द्वारा: Harris, Geoff T.
  प्रकाशित: (1982)
• Forces of change in subsistence agriculture, Papua New Guineaa /
  द्वारा: Harris, Geoff T.
  प्रकाशित: (1977)
• Coconut based farming system research in Papua New Guinea /
  द्वारा: Nevenimo, Tio
  प्रकाशित: (1992)
• Innovation in Papua New Guinea agriculture /
  द्वारा: Jarrett, Frank G.
  प्रकाशित: (1985)