Zobrazeno 1 - 10
of 10
pro vyhledávání: '"J. P. Prevett"'
Autor:
J. P. Prevett, K. F. Abraham, G. W. Swenson, Michael D. Samuel, M. M. Gillespie, Donald H. Rusch
Publikováno v:
The Journal of Wildlife Management. 55:449
Publikováno v:
Canadian Journal of Zoology. 67:286-290
Ten Ross' Geese, 14 hybrid Snow – Ross' Geese, and 4 Snow Geese were raised together at McConnell River, Northwest Territories. The birds fed on native vegetation, supplemented by dog food. Measurements taken at regular intervals of weight, tarsus
Publikováno v:
The Auk. 92:493-510
THE measurement of gene flow between natural populations of animals in the field has rarely been achieved in population biology. The nesting colonies of Lesser Snow Geese (Chen c. caerulescens) in the Hudson Bay area provide a favorable situation for
Autor:
C. D. MacInnes, J. P. Prevett
Publikováno v:
The Condor. 74:431-438
During intensive field studies of wintering Blue Geese (Anser [= Chen] caerulescens) in Texas and Louisiana, we found Ross' Geese (Anser [= Chen] rossii) to be more abundant and widespread than expected. Concurrent observations on the Hudson Bay coas
Autor:
J. P. Prevett, V. G. Thomas
Publikováno v:
Oecologia. 53(3)
The nutrient content and balance of the horsetail Equisetum fluviatile was measured in samples taken from southern James Bay during early spring, summer and fall, and related to the nutrient requirements of geese at these times. Young emergent stems
Autor:
J. P. Prevett, C. D. MacInnes
Publikováno v:
The Condor. 75:124-125
Autor:
J. P. Prevett, V. G. Thomas
Publikováno v:
The Journal of Wildlife Management. 44:830
Publikováno v:
The Journal of Wildlife Management. 49:558
Regime alimentaire d'oiseaux migrateurs (Chen c. caerulescens, Branta canadensis interior) aux printemps 1976 et 1978-80 sur la Cote Ouest de la baie James. Preference alimentaire et reserves metaboliques
Autor:
J. P. Prevett, F. C. Johnson
Publikováno v:
The Condor. 79:121
Publikováno v:
The Journal of Wildlife Management. 33:330