The interrelationships between shard types and cocoa pest and disease problems in Papua New Guinea /

Podobne knjige/članki

• Diseases of cocoa
  od: Thorold, C. A.
  Izdano: (1975)
• Susceptibility of clonal cocoa to attack by two insect pests in Papua New Guinea /
  od: Smith, Daniel T., E. S. C.
  Izdano: (1981)
• Cocoa pest and disease management in Southeast Asia and Australasia /
  Izdano: (1992)
• Vascular-streak dieback of cocoa in Papua New Guinea /
  od: Keane, P. J.
  Izdano: (1971)
• Vascular-streak dieback disease of cocoa = sik daibek bilong kakao = koko ena gorere : an illustrated guide for growers /