Show using cod liver oil cod liver oil Is an important item in w winter inter rations for poultry because it t 1 felps to maintain egg production prevents prevents lameness rind and helps them to lay strong shelled eggs it contains vita mUis A and n D which promote growth and m maintain vitality and dis ease resistance cod liver oil Is es cs to liens hens that are closely consol luring during winter vitamin n D in tit alm oil Is if a n substitute for direct sunlight therefore its use Is most desirable during winter tit r |