Ogilvie, M A
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The Wildfowl Trust Fifteenth Annual Report - Articles
A nesting study of Mallard in Berkeley New Decoy, Slimbridge
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The Wildfowl Trust Sixteenth Annual Report - Articles
Wader ringing by the Wildfowl Trust, 1959-64
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The Wildfowl Trust Sixteenth Annual Report - Articles
Breeding success of geese in west Spitsbergen, 1964
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The Wildfowl Trust Seventeenth Annual Report - Articles
White-fronted Geese at the New Grounds, 1946-47 to 1963-64
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Wildfowl 28 - Articles
The numbers of Canada Geese in Britain, 1976
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