Hepburn et al., 1965. Cereal Chem., 42: 140 Document reference Hepburn, F. N. ; Bradley, W. B., 1965. The amino acid composition of hard wheat varieties as a function of nitrogen content. Cereal Chem., 42: 140Citation key Hepburn et al., 1965Datasheets Wheat branWheat germ et germ oil mealWheat grainWheat shorts, wheat middlings and feed flour