Harrison, Jeffery G
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The Wildfowl Trust Ninth Annual Report - Articles
Tuberculosis in wildfowl--Tuberculosis in a Wigeon and a Shelduck from Britain
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The Wildfowl Trust Eleventh Annual Report - Articles
A technique for removing wildfowl viscera for research
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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
Tuberculosis in a wild Pochard and remarks on the recognition of disease by predators
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The Wildfowl Trust Seventeenth Annual Report - Articles
A study of certain Aythya hybrids
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