TY  - BOOK
ED  - Institute of Ecology
TI  - Experimental ecological reserves : : a proposed national network : [report] / 
U1  - 333.72 
PY  - 1977///]
CY  - [Washington] : 
PB  - The Institute of Ecology, 
KW  - Ecologia
KW  - Estados Unidos
KW  - Pesquisa
KW  - Reservas ecológicas
ER  -