This study was carried out to investigate the effect of conventional farming systems for laying
hens (standard cage batteries) and new alternative systems (improved cages and free …

Egg production is an excellent solution to the acute shortage of animal protein. Despite its
ability to be stored for several days at room temperature, eggs are an extremely perishable …

Layer chickens are an important species of poultry that has the ability to produce a large
amount of eggs destined for consumption. However, after the end of the period of egg …

Since the EU regulations on poultry welfare enforced egg producers to migrate from
conventional husbandry systems toward the alternative ones, it was interesting to investigate …

The pressure exerted by the animals welfare organizations led to the establishment of
certain new rearing systems for laying hybrids. However, these new systems do not always …

The effect of breeds on egg quality of egg-type chickens from Plymouth Rock and White
Leghorn commercial laying hens was investigated. The aim was to determine the egg …

Do the changes occurred in poultry housing systems affect eggs chemical composition and
dietetic parameters? To investigate this hypothesis, we used 700 ISA Brown hens, aged 26 …

The researches have been carried on using 2322 “Lohmann Brown” hens, randomly
allocated in two groups: Lexp-1 (432 hens reared in coops) and Lexp-2 (1890 hens reared …