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

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

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

Caged housings;Laying hen
Schweine '
N.N.

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

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