%0 Journal Article %T In vitro Rumen Fermentation and Gas Production: Influence of Different by-productFeedstuffs %A Delavar, Malek Hossein %A Tahmasbi, Abdol Mansour %A Danesh Mesgaran, Mohsen %A Valizadeh, Reza %J Annual Research & Review in Biology %@ 2347-565X %D 2014