Expanding populations, more leisure time and increased standards of
living since World War II, have resulted in an ever increasing demand in
the United States and Canada for outdoor recreation in the form of hunting
and fishing...
In the course of the investigation it was necessary to census the
nesting population, find nests, and search for broods. It was apparent
that these observations were important in themselves, and the investigation
soon expanded into a study of the ecology of waterfowl in the area,
of which, in the end, the orginal objective became a minor part...
| Identifer | oai:union.ndltd.org:LACETR/oai:collectionscanada.gc.ca:MWU.1993/3880 |
| Date | 30 March 1952 |
| Creators | Leitch, William G., 1914- |
| Contributors | McLeod, J.A. (Science), Not available |
| Source Sets | Library and Archives Canada ETDs Repository / Centre d'archives des thèses électroniques de Bibliothèque et Archives Canada |
| Language | en_US |
| Detected Language | English |
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