TY  - BOOK
AU  - Eckardt F E Ed.
ED  - Symposium on functioning of terrestrial ecosystems of the primary production level (1965 : Copenhagen)
TI  - Proceeding on the functioning of terrestrial ecosystems at the primary production level
T2  - Natural resources research
U1  - I:5p1,N65, K8;1 
PY  - 1968///
CY  - Belgium
PB  - UNESCO         
KW  - Biology
ER  -