TY  - BOOK
AU  - Zadoks,Jan C.
AU  - Schein,Richard D.
TI  - Epidemiology and plant disease management/ Jan C. Zadoks, Richard D. Schein
SN  - 0195024524
AV  - SB731 Z33 
PY  - 1979///
CY  - New York
PB  - Oxford University Press
ER  -