Much that is written in this paper is fragmentary and incomplete, but as the writer is about leaving for a new field of labor, it is thought best to record here such observations and experiments as have been carried far enough so that a knowledge of them will be of economic importance.
Gillette, C. P.
"Notes and experiments with injurious insects and insecticides,"
Bulletin: Vol. 1
, Article 5.
Available at: https://lib.dr.iastate.edu/bulletin/vol1/iss12/5