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Animal production system;Laying hen;Caged housings
Stallsysteme '
N.N.

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Laying hen management;Laying hen;Caged housings
N.N.

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Animal production system;Laying hen;Caged housings
N.N.

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Caged housings;Laying hen
Schweine '
N.N.

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Laying hen management;Caged housings
Israel 1991 '
Auernhammer, H.
1991

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Legehenn-Käfighaltung
Barn system;Laying hen management;Caged housings
N.N.
1978