TY  - BOOK
AU  - Thimann, Kenneth Vivian,
ED  - Harvard University.
TI  - The physiology of forest trees: a symposium held at the Harvard Forest, April 1957,
U1  - 634 RON 1958 A040 Or. 
PY  - 1958///]
CY  - New York
PB  - Ronald Press Co.
KW  - Trees
ER  -