Journal of Wildlife Management · 1955 · 99 citations · 2 references
Breeding BehaviorEngineeringAgricultural EconomicsSexual SelectionReproductive BiologyWildlife EcologySex RatiosJ. S. 1949Avian EvolutionConservation BiologyReproductive SuccessGame DucksBiologyForagingNatural SciencesEvolutionary BiologyBlack Duck ManagementWildlife ManagementWildlife BiologyAnimal Behavior
GASHWILER, J. S. 1949. The effect of spring muskrat trapping on waterfowl in Maine. Jour. Wildl. Mgt., 13: 183-188. MARTIN, A. C. and F. M. UHLER. 1939. Food of game ducks in the United States and Canada. U. S. Dept. Agr. Tech. Bull. 634. 156 pp. MENDALL, H. L. 1949. Food habits in relation to black duck management in Maine. Jour. Wildl. Mgt., 13: 64-101. Accepted for publication January 27, 1954.
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Outer Primaries as Age Determiners in Gallinaceous Birds
Philip L. Wright, Robert W. Hiatt · The Auk · 1943 · 14 citations · Full text