[1. Guthrie, F. E., and T. J. Sheets: Tob. Sci. 14 (1970) 44.]Search in Google Scholar
[2. Guthrie, F. E.: Beitr. Tabakforsch. 7 (1973) 195.]Search in Google Scholar
[3. Sheets, T. J., F. E. Guthrie, and R. L. Robertson: The Flue-Cured Tobacco Farmer 9, No. 4 (1973) 18.]Search in Google Scholar
[4. Domanski, J. J., and T. J. Sheets: Tob. Sci. 17 (1973) 55.]Search in Google Scholar
[5. Sheets, T. J., and M. D. Jackson: Proc. 5th International Tobacco Scientific Congress, Hamburg, 1970, 273.]Search in Google Scholar
[6. Domanski, J. J., T. J, Sheets, and L. A. Nelson: Tob. Sci. 16 (1972) 157.]Search in Google Scholar
[7. Domanski, J, J., J. W. Laws, P. L. Haire, and T. J. Sheets: Tob. Sci. 17 (1973) 80.]Search in Google Scholar
[8. Anonymous: Bundesgesetzblatt 1966, Tell I, Nr. 53, Z 1997 A, Seite 667, ausgegeben zu Bonn am 10. Dezember 1966; amended 14th December, 1972, and 5th June, 1973.]Search in Google Scholar
[9. Dorough, H. W., G. A. Jones, and C. I. lusk: J. Environ. Ent. (in press).]Search in Google Scholar
[10. Gibson, J, R., G. A. }ones, H. W. Dorough, C. I. lusk, and R. Thurston: Pestic. Monit. J. 7 (1974) 205.]Search in Google Scholar
[11. Rosa, N., and H. H. Cheng: Abstracts of the Coresta/TCRC Joint Conference, Williamsburg, Va., 1972, 109.]Search in Google Scholar
[12. Reed, J. K., and I. E. Priester: Pestic. Manit. J. 3 (1969) 87.]Search in Google Scholar
[13. Sheets, T. J., M. D. Jackson, W. J. Mistric, and W. V. Campbell: Pestic. Monit. J. 3 (1969) 80.]Search in Google Scholar