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Avian Pathology : Journal of the W.V.P.A|January 1, 1976
Changes in the Harderian gland of the chicken following conjunctival and intranasal infection with infectious bronchitis virus in one- and 20-day-old chickensF G Davelaar, B KouwenhovenAvian Pathology : Journal of the W.V.P.A|December 1, 1992
Ascorbic acid and infectious bronchitis infections in broilersF G Davelaar, J BosAvian Pathology : Journal of the W.V.P.A|January 1, 1981
Study on the local effect of eye-drop vaccination against infectious bronchitis in 1-day-old chicks with maternal antibodiesF G Davelaar, B KouwenhovenAvian Pathology : Journal of the W.V.P.A|October 1, 1980
Effect of the removal of the Harderian gland in 1-day-old chicks on immunity following IB vaccinationF G Davelaar, B KouwenhovenAvian Pathology : Journal of the W.V.P.A|January 1, 1977
Influence of maternal antibodies on vaccination of chicks of different ages against infectious bronchitisF G Davelaar, B KouwenhovenAvian Pathology : Journal of the W.V.P.A|May 17, 2008
A cataract outbreak in broiler breedersW J Landman, R M DwarsTijdschrift Voor Diergeneeskunde|August 1, 1976
[A case of fowl cholera (Pasteurella multocida) in six-week-old broilers (author's transl)]B Kouwenhoven, E Goren, F G DavelaarAvian Pathology : Journal of the W.V.P.A|January 1, 1979
Immunosuppressive effect of infectious bursal disease virus on vaccination against infectious bronchitisC Pejkovski, F G Davelaar, B KouwenhovenAvian Pathology : Journal of the W.V.P.A|January 1, 1982
A study on the synthesis and secretion of immunoglobulins by the Jarderian gland of the fowl after eyedrop vaccination against infectious bronchitis at 1-day-oldF G Davelaar, A Noordzij, J A VanderdonkThe Veterinary Quarterly|July 1, 1984
Occurrence and significance of infectious bronchitis virus variant strains in egg and broiler production in the NetherlandsF G Davelaar, B Kouwenhoven, A G BurgerPageof 5