TY  - BOOK
AU  - Daniel, Theodore W and others,
TI  - Principles of Silviculture
SN  - 0070152977
U1  - 634 
PY  - 1979///
CY  - New York
PB  - McGraw Hill Book Co.
KW  - Orchards, fruits & forestry
KW  - Silviculture
ER  -