共 41 条
[1]
BARRY THOMAS W., 1962, JOUR WILDLIFE MANAGEMENT, V26, P19, DOI 10.2307/3798163
[2]
Bellrose F. C., 1976, DUCKS GEESE SWANS N
[3]
CALVERLEY BK, 1975, THESIS U ALBERTA
[4]
Carney S. M, 1964, 82 US FISH WILDL SER
[5]
COULTER MW, 1968, 682 VT FISH GAM DEP
[6]
CRISSEY WF, 1969, SASKATOON WETLANDS S, P161
[7]
Dzubin A., 1972, POPULATION ECOLOGY M, V2, P113
[8]
DZUBIN A, 1969, SASKATOON WETLANDS S, P138
[9]
SEASONAL CYCLE OF REPRODUCTIVE PHYSIOLOGY IN BLACK-BILLED MAGPIE
[J].
CONDOR,
1969, 71 (03)
:267-&
[10]
Fuller RW, 1953, THESIS UTAH STATE AG