Williams, 1955. Cornell Agricultural Experiment Station. Memoir No. 337 Document reference Williams, H. H., 1955. Essential amino acid content of animal feeds. Cornell Agricultural Experiment Station. Memoir No. 337Citation key Williams, 1955Datasheets Brewers yeastBrewers grainsBone mealOatsAlfalfa (Medicago sativa)Sugar beet rootsTomato pomace, tomato skins and tomato seedsTomato seed cake