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Document type:
Zeitschriftenaufsatz 
Author(s):
Roth, F.X.; Böhmer, B.M. 
Title:
Feeding strategies for laying hens in housing systems with open-air runs according to organic farming principles 
Journal title:
Arch. Geflügelk. 
Year:
2008 
Journal volume:
72 
Journal issue:
Pages contribution:
121-128 
Language:
en 
Ingested:
14.07.2008 
Last change:
14.07.2008