Feeding hens for egg production
Lamon, Harry M., Lee, Alfred R.
Feeding hens for egg production - Washington 1919 - 1-15 p. - Feeding, Hens, Egg, Production United States Department of Agriculture. Farmers Bulletin No. 1067 .
Feeding hens for egg production - Washington 1919 - 1-15 p. - Feeding, Hens, Egg, Production United States Department of Agriculture. Farmers Bulletin No. 1067 .