%0 Journal Article %T The effect of in ovo injection of grape seed extract and vitamin C on hatchability, antioxidant activity, yolk sac weight, performance and ileal micro flora of broiler chickens %A Hajati, Hosna %A Hassanabadi, Ahmad %A Golian, Abolghasem %A Nassiri Moghaddam, Hassan %A Nassiri, Mohammadreza %J Research Opinions in Animal and Veterinary Sciences %@ 2221-1896 %D 2014