The Ecological life zones of Puerto Rico and the U.S. Virgin Islands
The Ecological life zones of Puerto Rico and the U.S. Virgin Islands
by J.J. Ewel and J.L. Whitmore.
- [Washington] 1973.
- 72 p. illus., graphs, map. (col. inserted), plates tables.
- Forest Service research paper ITF .
Bibliographical references included in "Literature cited." (p. 66-71)
Ecology--Puerto Rico.
Ecology--Virgin Islands of the United States.
A99.9 / F7637 No.18A
Bibliographical references included in "Literature cited." (p. 66-71)
Ecology--Puerto Rico.
Ecology--Virgin Islands of the United States.
A99.9 / F7637 No.18A