TY  - BOOK
AU  - Ravera,O.
ED  - European Ecological Symposium
TI  - Terrestrial and aquatic ecosystems: perturbation and recovery 
SN  - 0139282017 :
AV  - QH540 .T47 1991
U1  - 574.5 20
PY  - 1991///
CY  - New York
PB  - Ellis Horwood
KW  - Ecology
KW  - Natural History (General) Biology (General)
KW  - Nature
KW  - Effect of human beings on
KW  - Congresses
KW  - Restoration ecology
N1  - Papers from the Fifth European Ecological Symposium held at Siena, Italy, Sept. 25-29, 1989; Includes bibliographical references and indexes
ER  -