Blar i Brage NMBU på forfatter "Johansen, Karina Hauge"
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Analysis of survival in laying hens using repeatability models
Johansen, Karina Hauge (Master thesis, 2014-08-13)The commercial egg production is a huge and growing industry, which faces some important animal welfare issues. Feather pecking and cannibalistic behaviour are a multi-factorial problem that have a huge negative impact on ...