Grosskopf, Johannes Friedrich Wagner; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E.
(Pretoria : The Government Printer, 1959)
Methods are described for the collection of abomasal secretion samples from calves and for the examination of the juice for proteolytic and rennin activity.
The effect of the rennin and pepsin concentration of the secretion ...