TY  - BOOK
AU  - Parkash, Ram  .
TI  - Theory & Practice of silvicultural systems / 
SN  - 81-7089-148-5
U1  - JB:5 
PY  - 1979///
CY  - Dehradun : 
PB  - International Book Distributors , 
KW  - Silviclutural systems
ER  -