Toward population goals for canvasback / by W.J. Douglas Stephen. : CW69-9/96E-PDF
"Analysis of recent migratory game bird hunting regulations and estimated kill in Canada, particularly in the Prairie Provinces, suggests that a restricted daily bag and possession limit has no effect on the kill of Canvasback"--Abstract.
Lien permanent pour cette publication :
publications.gc.ca/pub?id=9.849590&sl=1
| Ministère/Organisme | Canada. Environment Canada. Canadian Wildlife Service. |
|---|---|
| Titre | Toward population goals for canvasback / by W.J. Douglas Stephen. |
| Titre de la série | Progress notes ; no. 96 |
| Type de publication | Série - Voir l'enregistrement principal |
| Langue | [Anglais] |
| Autres langues publiées | [Français] |
| Format | Électronique |
| Document électronique | |
| Note(s) | "April 1979." Digitized edition from print [produced by Environment and Climate Change Canada]. Issued also in French under title: Eléments pour la gestion des populations de morillons à dos blanc. Includes bibliographical references. |
| Information sur la publication | [Ottawa] : Canadian Wildlife Service, 1979. |
| Auteur / Contributeur | Stephen, W. J. Douglas. |
| Description | 9 p. : figs. |
| Numéro de catalogue |
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| Descripteurs | Birds Behaviour Canvasback |