I certify that I have read this study and that in my opinion it conforms to 

 acceptable standards of scholarly presentation and is fully adequate, in scope and 

 quality, as a dissertation for the degree of Doctor of Philosophy. 



Richard A. Yost. CWair 

 Professor of Chemistry 



I certify that I have read this study and that in my opinion it conforms to 

 acceptable standards of scholarly presentation and is fully adequate, in scope and 

 quality, as a dissertation for the degree of Doctor of Philosophy. 



James D. Winefordner 



// 



■ Graduate Research Professor 

 of Chemistry 



I certify that I have read this study and that in my opinion it conforms to 

 acceptable standards of scholarly presentation and is fully adequate, in scope and 

 quality, as a dissertation for the degree of Doctor of Philosophy. 



David H. Powell 



Associate Scientist of Chemistry 



I certify that I have read this study and that in my opinion it conforms to 

 acceptable standards of scholarly presentation and is fully adequate, in scope and 

 quality, as a dissertation for the degree of Doctor of Philosophy. 



u 



J. Eric Enholm 



Associate Professor of Chemistry 



I certify that I have read this study and that in my opinion it conforms to 

 acceptable standards of scholarly presentation and is fully adequate, in scope and 

 quality, as a dissertation for the degree of Doctor of Philosophy. 



Daniel L. Kline 



Assistant Professor of Entomology 

 and Nematology 



