TY  - BOOK
AU  - Robert O Blanchard
TI  - Field And Laboratory Guide To Tree Pathology
SN  - 012103982- X
U1  - 632 ROB/FI 
PY  - 1981///
CY  - San Diego
PB  - Academic Press
KW  - concepts and techniques
KW  - disease caused by infectious agents
ER  -