No CrossRef data available.
Published online by Cambridge University Press: 31 May 2012
The following list includes forest and ornamental trees and shrubs, upon which the San José scale has been found breeding in Ohio. Nearly all of these have been found either by myself or my assistant, Mr. C. W. Mally, in sufficient numbers to indicate that the insect might thrive on any of them.
* The determinations have been kindly verified by Dr. L. O. Howard, of the Division of Entomology, Department of Agriculture, Washington, and his assistants.