Effects of dietary vitamin A and zinc on egg yield and some blood parameters of laying hens

• Published in: Turkish journal of veterinary & animal sciences Vol. 25; no. 5; pp. 763 - 769
• Main Authors: HALİLOĞLU, Seyfullah, UMUCALILAR, H. Derya, KAYA, Şule, İPEK, Hüdai
• Format: Journal Article
• Language: English
• Published: TÜBİTAK 2001
• Subjects: A vitamini yetersizliği; Animal Nutrition (Production Responses); blood composition; blood parameters; Egg Producing Animals; egg production; Hayvan Besleme (Üretime Yönelik); hens; kan bileşimi; kan parametreleri; laying performance; retinol; vitamin A deficiency; yumurta tavuğu; Yumurta Veren Hayvanlar; yumurta üretimi; yumurtlama performansı; zinc; çinko

The purpose of the present study was to examine the effects of vitamin A and zinc interaction in laying hens fed on diets supplemented with two different levels of vitamin A (0, 10.000 IU/kg) in combination with five different levels of zinc (0, 25, 50, 100, 200 mg/kg) on egg yield, plasma and yolk...