TY  - BOOK
AU  - Fry, William E
TI  - Principles of plant disease management
SN  - 0122691806
U1  - 632/FRY 
PY  - 1982///
CY  - New York
PB  - Academic Press
KW  - Phytopathogenic microorganisms--Control
KW  - Plant diseases
ER  -