Evaluation of introduced vegetable varieties on volcanic ash soils in the Southern Highlands of Papua New Guinea /

Lignende værker

• Southern Highlands Highway volcanic ash soils /
  af: Kiek, Sidney Noel
  Udgivet: (1972)
• A study of site x variety interactions for sweet potato in the Highlands of Papua New Guinea /
  af: Kanua, M. B.
  Udgivet: (1985)
• Groundnut variety evaluation in the Southern Highlands of Papua New Guinea /
  af: Floyd, C.N
  Udgivet: (1985)
• Phosphate and potash fertilisation of sweet potato on volcanic ash soils in the Southern Highlands of Papua New Guinea /
  af: Floyd, C.N
  Udgivet: (1987)
• Composting and crop production on volcanic ash soils in the Southern Highlands of Papua New Guinea /
  af: Floyd, C. N.
  Udgivet: (1987)