Search Results       Your search for [subject]Primary productivity (Biology) -- Congresses returned 1 record.           Functioning of terrestrial ecosystems at the primary production level : proceedings of the Copenhagen Symposium _ Fonctionnement des ‚cosyst‚mes terrestres au niveau de la production primaire. by Eckardt, F. E.; [Paris]: United Nations Educational Scientific and Cultural Organization, 1968. Subject: Botany -- Ecology -- Congresses; Primary productivity (Biology) -- Congresses.          Add to Book Cart Relevance: 21.59%