Original language | English |
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Title of host publication | Abstract Int. Congr. Soc. Vet. Ethol |
Pages | 90 |
Publication status | Published - 1991 |
Pre-dustbathing vocalizations of hens as an indicator of a 'need'.
P. Koene, P.R. Wiepkema
Research output: Chapter in Book/Report/Conference proceeding › Abstract