TY  - BOOK
AU  - Van Der Zwet, Tom
TI  - Fire blight; a bacterial disease of resaceous plants
U1  - 632.3 V19F 
PY  - 1979///
CY  - Washington
PB  - USDA
KW  - BACTERIA PHYTOPATHOGENIC
KW  - FRUIT - DISEASES AND PESTS
KW  - PLANT DISEASES
ER  -