Olney, P J S
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The Wildfowl Trust Ninth Annual Report - Articles
Food and feeding habits of wildfowl
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The Wildfowl Trust Eleventh Annual Report - Articles
Wildfowl food research
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The Wildfowl Trust Eleventh Annual Report - Articles
Lead poisoning in wildfowl
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The Wildfowl Trust Eleventh Annual Report - Articles
Haemorrhage from an oesophageal diverticulum causing death in a wild Mallard
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The Wildfowl Trust Eleventh Annual Report - Articles
Natural welds in a Mallard and a Pink-footed Goose
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The Wildfowl Trust Twelfth Annual Report - Articles
A rare water-beetle found by a Mallard
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The Wildfowl Trust Twelfth Annual Report - Articles
Ducks as botanists
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The Wildfowl Trust Twelfth Annual Report - Articles
Eating of metal by ducks
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The Wildfowl Trust Thirteenth Annual Report - Articles
The food habits of a hand-reared Mallard population
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The Wildfowl Trust Fourteenth Annual Report - Articles
Wetland wastage
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The Wildfowl Trust Eighteenth Annual Report - Articles
Part II. The feeding ecology of local Mallard and other wildfowl
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