A Preliminary Report on the Vitamin G Requirement of Turkeys

ONE of the factors influencing growth in animals is vitamin G. Considerable quantities of milk are used in turkey feeding. It is important, therefore, to furnish a sufficient amount for the well-being of the animal and not to include more than is sufficient for the sake of economy. EXPERIMENTAL White Holland turkeys were used in this experiment. Each lot contained 20 poults. The following ration was fed: Empty Cellper centEmpty CellCorn meal33Flour wheat middlings20Wheat bran15Steam bone meal3Ground limestone1½Iodized salt½Cod liver oil2Liver meal0–8To make up 100%Purified casein11.40–16.56Corn starch5.51–8.44 The protein content of all the rations was maintained at 24 percent. Liver meal was added in varying amounts as a source of vitamin G according to the following schedule: Lot 5 was fed a commercial ration the first week. It . . .