TY  - BOOK
AU  - Negi,S S.
TI  - An introduction to forest pathology / 
U1  - 634.96 
PY  - 2002///
CY  - Dehra Dun : 
PB  - International Book Distributors , 
KW  - TREES-DISEASES AND PESTS
N1  - Includes bibliography
ER  -