Productivity of forest ecosystems : Productivité des écosystèmes forestiers. Proceedings of the Brussels symposium organized by Unesco and the International Biological Programme (27-31 October 1969) /
Edited by P. Duvigneaud.
- Paris : Unesco, 1971.
- 707 p. ; 27 cm.
- Ecology and conservation, 4 .
Includes bibliographies.
73160364
F***
Forest ecology--Congresses.
Forest productivity--Congresses.
581.5 / PRO
Includes bibliographies.
73160364
F***
Forest ecology--Congresses.
Forest productivity--Congresses.
581.5 / PRO