The following notes are extracted from Bulletin 32 of the Iowa Experiment Station, and embrace such portions of work upon certain injurious insects as have a biologic interest. We are indebted to the Experiment Station for the use of the figures.
Proceedings of the Iowa Academy of Sciences
©1895 Iowa Academy of Science, Inc.
Osborn, Herbert and Mally, C. W.
"Biologic Notes on Certain Iowa Insects,"
Proceedings of the Iowa Academy of Science, 3(1), 203-213.
Available at: https://scholarworks.uni.edu/pias/vol3/iss1/39