TY  - BOOK
AU  - Heald,Frederick Deforest, x
AU  - x
TI  - Manual of plant diseases: x
SN  - x
U1  - 581.2/HEM 
PY  - 1981///
CY  - New Delhi
PB  - Eurasia Pub
KW  - Plants-Diseaes
KW  - Botany
N1  - x
ER  -