Blar i Doctoral theses (VetMed) på forfatter "Kaldhusdal, Magne"
-
Impact of feed composition on rearing of broiler chickens without in-feed antimicrobials
Granstad, Silje (PhD Thesis;2021:41, Doctoral thesis, 2021)In-feed antimicrobials with antibiotic properties have been used for disease-preventive and performance-promoting purposes in rearing of broiler chickens since the mid-twentieth century. The use of antibiotic agents in ...