Date of this Version



© 1974-1980, The Board of Regents of the University of Nebraska on behalf of the University of Nebraska–Lincoln Extension. All rights reserved.


The success and usefulness of the control measures mentioned in this guide will vary due to methods of application, climatic conditions, and other factors. These recommendations are presented for the benefit of Nebraska farmers. Insecticides should be used with caution and labels should be of recent date. Information in this guide is based on University of Nebraska research results, USDA recommendations and label registrations.