Population ecology of migratory birds : papers

Symposium on the Population Ecology of Migratory Birds
Bok · Engelsk · 1972

Utgitt	[Washington] : Bureau of Sport Fisheries and Wildlife , 1972
Omfang	X, 278 s. : ill.
Emner	Bird populations - Congresses Birds - Ecology Congresses Birds - Migration Congresses trekkfugler