The Future of Animal Breeding for Resistance to Disease and Pests 
R. E. McDowell and J. W. Smith, U.S. Department of Agriculture........ecccccccccccccs 
Pest Control by Physical Means 
Ronald Paugh, General’ Electric Company ....<cccccccoccccccscoccccccecosesscccescccsecoueesne 
Electromagnetic Communication in Insects--Elements of the Terrestrial Infrared Environ- 
ment, Including Generation, Transmission, and Detection by Moths 
P, S.. Callahan, U.S. Department ‘of Agriculture’ ccccccccoccccoccscecccoccccocccccsccetecnenes 
Electromagnetic Energy and Sound for Use in Control of Certain Pests 
S. O. Nelson, U.S. Department of Agriculture and University of Nebraska, and J. L. 
Seubert, U.S. Department Of the Interior... ..cccccccoocssccoosscesccccoccccccccevcseoeereece 
Experiments on the Control of Insect Populations With Light Traps 
F, R. Lawson, Cecil R. Gentry, and James M. Stanley, U.S. Department of Agri- 
CUITUITC cicccccsscucocssccccsccsssccocessacceococesccocsecessscccccssacceccoccseccessccecorcceseenoteeets 
Role of Agricultural Engineers in Pest Control 
Walter M. Carleton and Ross D. Brazee, U.S. Department of Agriculture ....ccccseee 
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