共 27 条
[11]
HARTMAN FE, 1960, THESIS U MAINE ORONO
[12]
Heusmann H.W., 1974, Wildlife Soc Bull, V2, P171
[13]
HEUSMANN HW, 1981, J FIELD ORNITHOL, V52, P214
[14]
Hickey J. J., 1951, Condor, V53, P284, DOI 10.2307/1364989
[16]
HYLAND JM, 1979, SURVIVAL DISTRIBUTIO
[17]
JOHNSGARD PA, 1976, AM BIRDS, V30, P905
[18]
JOHNSGARD PAUL A., 1960, WILSON BULL, V72, P133
[19]
JOHNSGARD PAUL A., 1961, AMER MIDLAND NAT, V66, P477, DOI 10.2307/2423048
[20]
EFFECTS OF WEATHER ON HABITAT SELECTION AND BEHAVIOR OF MALLARDS WINTERING IN NEBRASKA
[J].
CONDOR,
1984, 86 (03)
:258-265