Sharma et al., 1988. Can. J. Anim. Sci., 68: 987-992

Sharma, B. K. ; Clark, A. K. ; Drackley, J. K. ; Sahlua, T. ; Schingoethe, D. J., 1988. Digestibility in vitro and by sheep of sunflower hulls treated with sodium, potassium and ammonium hydroxides. Can. J. Anim. Sci., 68: 987-992