TY  - BOOK
AU  - Smith,E.S.C.
AU  - International Cocoa Research Conference (7th : 1979 : Douala,Cameron).
ED  - International Cocoa Research Conference (7th : 1979 : Douala, Cameroon).
TI  - The interrelationships between shard types and cocoa pest and disease problems in Papua New Guinea
PY  - 1981///]
CY  - [S.l.]
PB  - [s.n.]
KW  - Cacao
KW  - Papua New Guinea
KW  - Diseases and pests
N1  - Photocopy from : Proceedings  of the 7th International Cocoa Research Conference, Douala, Cameroon, 4-12th November, 1979
ER  -