5 treff

Population modelling and management of Snow Geese
Hugh Boyd (editor)
Bok Engelsk 2000
The reported kill of ducks and geese in Canada and the USA, 1974-82
Hugh Boyd
Bok Engelsk 1985
Intensive regulation of duck hunting in North America : its purpose and achievements
Hugh Boyd
Bok Engelsk 1983
Proceedings of the international waterfowl research bureau symposium held in Edmonton, 25-28 May 1982
First Western hemisphere waterfowl and waterbird symposium
Bok Engelsk 1983
Waterfowl hunting by native peoples in Canada: The case of James Bay and Northern Québec
Hugh Boyd
Bok Engelsk 1977