Bacterial eggshell contamination in conventional cages, furnished cages and aviary housing systems for laying hens

References

• Abrahamsson , P and Tauson , R . 1995 . Aviary systems and conventional cages for laying hens; effects on production, egg quality, health and bird location in three hybrids . Acta Agriculturae Scandinavica, Section A, Animal Science , 45 : 191 – 203 .
   Web of Science ®Google Scholar
• Anon . 1999 . Council Directive 1999/74/EC of 19 July 1999 laying down minimum standards for the protection of laying hens . Official Journal of the European Communities , L203 : 53 – 57 .
   Google Scholar
• De Reu , K , Grijspeerdt , K , Heyndrickx , M , Uyttendaele , M and Herman , L . 2005 . The use of total aerobic and Gram-negative flora for quality assurance in the production chain of consumption eggs . Food Control , 16 : 147 – 155 .
   Web of Science ®Google Scholar
• Ellen , HH , Bottcher , RW , von Wachenfelt , E and Takai , H . 2000 . Dust levels and control methods in poultry houses . Journal of Agricultural Safety and Health , 6 : 275 – 282 .
   PubMedGoogle Scholar
• Harry , EG . 1963 . The relationship between egg spoilage and the environment of the egg when laid . British Poultry Science , 4 : 91 – 100 .
   Google Scholar
• Hartung J Seedorf J 1999 Characterisation of airborne dust in livestock housing and its effects on animal and environment Proceedings of the Dust Control in Animal Production Facilities Conference Aarhus Denmark pp. 140–153
   Google Scholar
• Jarvis B 1989 Statistical aspects of the microbiological analysis of foods in: JARVIS, B. (Ed) Progress in Industrial Microbiology p. 180 New York M.E. Bushell
   Google Scholar
• Kendall MG Stewart A 1968 The advanced theory of statistics in: KENDALL, M.G. & STEWART, A. (Eds) Design and Analysis, and Time-Experiments 3 p. 557 London Charles Griffin
   Google Scholar
• Lyngtveit T 1992 Dust measurement and work studies in hen houses with compact cages and with aviaries ITF Report Nr. 29 (Aas, Norges Landbrukshoegskole, Institut for tekniske Fag)
   Google Scholar
• Lyngtveit , T and Eduard , W . 1997 . Reduction of dust exposure by negative air ionisation . Annals of Agricultural and Environmental Medicine , 4 : 229 – 232 .
   Google Scholar
• Pedersen , S , Nonnenmann , M , Rautiainen , R , Demmers , TGM , Banbazi , T and Lyngbye , M . 2000 . Dust in pig buildings . Journal of Agricultural Safety and Health , 6 : 261 – 274 .
   PubMedGoogle Scholar
• Quarles , CL , Gentry , RF and Bressler , GO . 1970 . Bacterial contamination in poultry houses and its relationship to egg hatchability . Poultry Science , 49 : 60 – 66 .
   Web of Science ®Google Scholar
• Schoeni , JL , Glass , KA , McDermott , JL and Wong , ACL . 1995 . Growth and penetration of Salmonella enteritidis, Salmonella heidelberg and Salmonella typhimurium in eggs . International Journal of Food Microbiology , 24 : 385 – 396 .
   PubMed Web of Science ®Google Scholar
• Smith , A , Rose , SP , Wells , RG and Pirgozliev , V . 2000 . The effect of changing the excreta moisture of caged laying hens on the excreta and the microbiol contamination of their egg shells . British Poultry Science , 42 : 168 – 173 .
   Web of Science ®Google Scholar
• Takai , H , Pedersen , S , Johnsen , JO , Metz , HM , Groot Koerkamp , PWG , Uenk , GH , Phillips , VR , Holder , MR , Sneath , RW , Short , JL , White , RP , Hartung , J , Seedorf , J , Schröder , M , Linkert , KH and Wathes , CM . 1998 . Concentration and emissions of airborne dust in livestock buildings in Northern Europe . Journal of Agricultural Engineering Research , 70 : 59 – 77 .
   Web of Science ®Google Scholar
• Tauson , R . 2002 . Furnished cages and aviaries: production and health . World's Poultry Science Journal , 58 : 49 – 63 .
   Web of Science ®Google Scholar
• Tauson , R , Wahlström , A and Abrahamsson , P . 1999 . Effect of two floor housing systems and cages on health, production and fear response in layers . Journal of Applied Poultry Research , 8 : 152 – 159 .
   Web of Science ®Google Scholar
• Walker , AW , Tucker , SA and Elson , HA . 2001 . An economic analysis of a modified, enriched cage egg production system . British Poultry Science , 42 ( Suppl. ) : S15
   Google Scholar
• Wall , H and Tauson , R . 2002 . Egg quality in furnished cages for laying hens—effects of crack reduction measures and hybrid . Poultry Science , 81 : 340 – 348 .
   PubMed Web of Science ®Google Scholar
• Wall , H , Tauson , R and Elwinger , K . 2002 . Effects of nest design, passages and hybrid on use of nest and production performance of layers in furnished cages . Poultry Science , 81 : 333 – 339 .
   PubMed Web of Science ®Google Scholar