A survey on serumic zinc levels of sheep in Miandoab Province in 2008

Due to complexity of Zinc metabolism in the body, there is much interest to study this element. Every phase of growth and development requires Zinc. Zinc deficiency leads to many complications including reproduction and fertility disorders, weakness of the immune system and occurrence of secondary infections. In this study, blood samples were obtained from the jugular vein of 200 apparently healthy sheep of Miandoab province using venoject tubes in each season of the year (a total of 800 samples) following age and gender determination. Based on the one-way analysis of variance, there was a significant difference (p