Animal welfare is a priority across accredited zoological institutions; however, historically,
research has been prioritized for mammals. Bird-focused studies accounted for less than …

Обеспечение благополучия птицы и производство высококачественной продукции
остаются актуальными проблемами как в мировом птицеводстве, так и в России в связи …

The welfare assessment model in poultry under different rearing systems has gained
increasing importance. An economically profitable approach for improvement of laying hens …

The experiments for evaluation of the effect of Immunobeta were performed with turkeys and
organically reared layer hens. Turkeys received Immunobeta at a dose of 4 g/kg feed during …

Antioxidants such as vitamin C (VC) and green tea extract (GTE) have been reported to have
various antioxidant functions and are used as one of the nutritional approaches to alleviate …

There is a relationship between the different behavior forms of poultry in thermal stress
conditions and some oxidative stress indicators. Two types of behavior are indicative for …

The study was designed to examine the effects of a dietary supplementation with zinc (35
mg/kg) and vitamin C (250 mg/kg) on the behaviour and plasma corticosterone in New …

Behavioural disorders, including feather pecking and cannibalism, are a common problem
in both domestic and wild birds. The consequences of this behaviour on welfare of birds …

The purpose of the present study was to evaluate the welfare of DeKalb Brown laying hens
whose feed was supplemented with 1% L-arginine or either with a combination arginine and …

Summary Bozakova, N., V. Gerzilov, A. Atanasov & I. Chukacheva, 2013. Welfare
assessment of breeder hens supplemented with zinc and vitamin C during the cold winter …