Productivity of forest ecosystems = Productivitédes écosystèmes, forestiers
Subtitle: Proceedings of the Brussels symposium organized by Unesco and the International biological programme (27-31 October 1969) = Actes du colloque de Bruxelles organisé par l'Unesco et le Programme biologique international (27-31 octobre 1969)
By: edited by P.Duvigneaud.
Contributors: International Biological Programme.; Unesco.
Series: Ecology and conservation -- 4
Publisher: Unesco
Published: 1971
Place of publication: Paris
Language: eng
Notes: Parallel text in English and French.