Vitamin K Activity of Menadione Sodium Bisulfite in Chickens

On the Vitamin K Requirement of Turkey Poults ,

“…diet by the National Research Council (1954). Frost and Spruth (1955) also believe that 0.09 mg. of MSB per pound of feed will support normal clotting time, while 0.18 mg. of menadione failed to give normal prothrombin levels in chicks (Frost et al, 1956). for menadione sodium bisulfite (MSB).…”