TY  - BOOK
AU  - J G Manners
TI  - Principles of Plant Pathology
SN  - 0521434025
U1  - 632 MAN/PR 
PY  - 1993///
CY  - USA
PB  - Cambridge University Press
KW  - the causes of plant diseases
KW  - physiology of host-parasite relationships
ER  -