The effect of an audience on the gakel-call and other frustration behaviours in the laying hen (Gallus gallus domesticus)

By Zimmerman P H   Lundberg A   Keeling L J   Koene P  

Animal Welfare, Vol. 12, Iss. 3, 2003-08 ,pp. : 315-326

Universities Federation for Animal Welfare

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Genetic differences of Ascaridia galli egg output in laying hens following a single dose infection

By Gauly M.   Bauer C.   Preisinger R.   Erhardt G.  

Veterinary Parasitology, Vol. 103, Iss. 1, 2002-01 ,pp. : 99-107

Elsevier

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Characterization of Erysipelothrix rhusiopathiae isolates from laying hens and poultry red mites (Dermanyssus gallinae) from an outbreak of erysipelas

By Eriksson Helena   Brannstrom Sara   Skarin Hanna   Chirico Jan  

Avian Pathology, Vol. 39, Iss. 6, 2010-12 ,pp. : 505-509

Taylor & Francis Ltd

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Effect of permethrin impregnated plastic strips on Dermanyssus gallinae in loose-housing systems for laying hens

By Nordenfors H.   Hoglund J.   Tauson R.   Chirico J.  

Veterinary Parasitology, Vol. 102, Iss. 1, 2001-12 ,pp. : 121-131

Elsevier

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The effect of essential oils showing acaricidal activity against the poultry red mite (Dermanyssus gallinae) on aspects of welfare and production of laying hens

By George DR   Sparagano OAE   Port G   Okello E   Shiel RS   Guy JH  

Animal Welfare, Vol. 19, Iss. 3, 2010-08 ,pp. : 265-273

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