Suggested insecticide guides. Insect control for field crops
Urbana, Ill, University of Illinois, College of Agriculture, Cooperative Extension Service, [196-] - 1974
1972
University Library, University of Illinois Urbana Champaign
University of Illinois Urbana-Champaign
Copyright Status:
In copyright. Digitized with permission of the University of Illinois Board of Trustees. Contact digicc@library.illinois.edu for information.