Acknowledgments 



The use of the IBM System/360 computer was made possible through the 

 cooperative agreement between North Dakota State University, Fargo, and 

 the Metabolism and Radiation Research Laboratory, Agricultural Research 

 Service. 



We are grateful to E. F. Knipling and D. A. Wolfenbarger of the Ento- 

 mology Research Division, Agricultural Research Service, and to G. W. K. 

 Stehr, Department of Fisheries and Forestry, Sault Sainte Marie, Ontario, 

 Canada, for their constructive criticisms and helpful suggestions during 

 this study. 



Contents 



Page 



Native population overflooded with release strain bearing conditional lethal traits 2 



Suppression of population held in check by partial sterility with conditional lethal traits 4 



Suppression of population held static by conventional means with conditional lethal traits 8 



Discussion 10 



Literature cited 10 



Appendix 10 



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Issued October 1970 



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