Improving subsistence agriculture a basic ingredient for development

समान संसाधन

• Subsistence agriculture improvement : manual for the humid tropics /
  प्रकाशित: (1985)
• Subsistence agriculture /
  द्वारा: Macewan, J. M.
  प्रकाशित: (1978)
• Six studies in subsistence agriculture /
  द्वारा: Bruyn, H. (Henry)
  प्रकाशित: (1980)
• Subsistence agriculture improvement in the Wau area, Papua New Guinea : a case study /
  द्वारा: Louman, Bas T.
  प्रकाशित: (1984)
• Forces of change in subsistence agriculture, Papua New Guineaa /
  द्वारा: Harris, Geoff T.
  प्रकाशित: (1977)