TY  - BOOK
AU  - Stevens , F.L;Hall, J. G
TI  - Diseases Of Economic Plants
U1  - Zb108 
PY  - 1926///
CY  - New York
PB  - The Macmillan Company
N1  - Zb mean Botany Page 500-509 (Acc. No. Zb1-Zb343) & Page 578-581 (Acc. No. Zb344-Zb468)
ER  -