A comparison of coffee soil and leaf analyses from three laboratories /

समान संसाधन

• A preliminary report on the arabica coffee soils of Papua New Guinea /
  द्वारा: Harding, P. E.
  प्रकाशित: (1984)
• A preliminary report on the robusta coffee soils of Papua New Guinea /
  द्वारा: Harding, P. E.
  प्रकाशित: (1985)
• Arabica coffee.
  प्रकाशित: (1977)
• Land suitability evaluation for rainfed Arabica coffee production in Papua New Guinea /
  द्वारा: Harding, Paul E.
  प्रकाशित: (1986)
• The effect of coffee leaf rust on canopy size and vield of coffee in Papua New Guinea /
  प्रकाशित: (1992)