Motivation in laying hens
Subtitle: studies of perching and dustbathing behaviour
By: Anna Olsson
Contributors: Sveriges lantbruksuniversitet
Series: Acta Universitatis Agriculturae Sueciae -- 101
Publisher: Swedish University of Agricultural Sciences
Published: 2001
Place of publication: Uppsala
Language: eng
Subjects: Poultry; Behavior; Chickens; Psychology
Notes: Thesis (doctoral)--Swedish University of Agricultural Sciences, 2001.

Includes bibliographical references.