In some class work done in the Department of Zoology and Entomology recently several white rats were used. These animals were procured from the Chemistry Section of the Iowa Experiment Station. The rats were all adult males and had been fed mainly on a diet of soft food.
Proceedings of the Iowa Academy of Science
©1930 Iowa Academy of Science, Inc.
Guthrie, J. E.
"Two Cases of Abnormal Incisors in White Rats,"
Proceedings of the Iowa Academy of Science, 37(1), 379-380.
Available at: https://scholarworks.uni.edu/pias/vol37/iss1/103