TY  - GEN
AU  - Fry, William E
AU  - Leonard, Kurt J
TI  - Plant disease epidemiology: population dynamics and management V 1
SN  - 0029488206
U1  - 632.3 PLA.01 
CY  - Newyork, Mac Millan Company
KW  - Plant diseases-epidemiology phytopathogenic/microbial popullations
ER  -