Home › Authors › Merritt P. Sarles 👤 Merritt P. Sarles 3 books Books by Merritt P. Sarles Effects of experimental nodula Effects of experimental nodular worm (Oesophagostomum columbianum) infection in sheep 1944 Nodular worm disease of sheep 1942 The effect of age and size of The effect of age and size of infestation on the egg production of the dog hookworm, ancylostoma caninum 1929