Subject: S1-972 | egg quality | Plant culture | SB1-1110 | layers | Agriculture (General) | cages system | free range system
mesheuropmc: embryonic structures
The research was conducted with two groups of Lohmann Brown hybrid layers. Production of eggs lasted for 52 weeks. A control group of layers was kept in the conventional housing system, that is, in cages, while experimental group was kept in the free range system.
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