TY  - BOOK
AU  - Walker, John Charles
AU  - 
TI  - Plant pathology
U1  - 581.2 
PY  - 1969///
CY  - Bombay
PB  - McGraw-Hill
KW  - Plant
KW  - Pathology
KW  - Birth defects
KW  - Immunity
N1  -  Bibliog. at the end of each chapt
ER  -