TY  - BOOK
AU  - HOLDGATE, M.W
TI  - Breakdown and restoration of ecosystems
U1  - 574.5 C53B 
PY  - 1978///
PB  - N.Y.
KW  - ECOLOGY -- CONGRESSES
KW  - FRESH WATER ECOLOGY -- CONGRESSES
KW  - RECLAMATION OF LAND CONGRESS
ER  -