TY  - BOOK
AU  - Hocker, Harold W.
TI  - Introduction to forest biology
SN  - 0-471-01978-X
U1  - 634.914 21st ed.
PY  - 1979///
CY  - New York
PB  - John Wiley
KW  - Forest ecosystem
KW  - Forests and forestry
KW  - Forest ecology
KW  - Trees
KW  - Forest soils
ER  -