TY  - BOOK
AU  - Gregory, Philip Herries.
TI  - Phytophthora disease of cocoa
U1  - 633.74 
PY  - 1974///
CY  - London
PB  - Longman
KW  - Cacao
KW  - Enfermedades
KW  - Phytophthora palmivora
ER  -