Thomas Sappington
Corn Insects and Crop Genetics Research
Research Entomologist
Phone: (515) 294-9759
Fax: (515) 294-2265
GENETICS BLDG
IOWA STATE UNIVERSITY AMES, IA, 50011
Spurgeon, D.W., Sappington, T.W., and Rummel, D.R. 2008. Host-free Survival of Boll Weevils (Coleoptera: Curculionidae) from Two Regions of Texas. Southwest Entomol. 33: 151-152.
Kim, K.S., Stolz, U., Miller, N.J., Waits, E., Guillemaud, T., Sumerford, D.V., Sappington, T.W. 2008. A core set of microsatellite markers for western corn rootworm (Coleoptera: Chrysomelidae) population genetics studies. Environmental Entomology. 37(2):293-300.
Kim, K.S., Ratcliffe, S.T., French, B.W., Liu, L., Sappington, T.W. 2008. Utility of EST-derived SSRs as Population Genetics Markers in a Beetle. Journal of Heredity. 99(2):112-124.
Kim, K.S., Coates, B.S., Hellmich II, R.L., Sumerford, D.V., Sappington, T.W. 2008. Isolation and Characterization of Microsatellite Loci from the European Corn Borer, Ostrinia nubilalis (Hubner) (Insecta: Lepidoptera: Crambidae). Molecular Ecology Resources. 8(2):409-411.
Reardon, B., Sappington, T.W. 2007. Effect of age and mating status on adult European corn borer (Lepidoptera: Crambidae) dispersal from small-grain aggregation plots. Journal of Economic Entomology. 100(4):1116-1123.
Kim, K.S., French, B.W., Sumerford, D.V., Sappington, T.W. 2007. Genetic Diversity in Laboratory Colonies of Western Corn Rootworm (Coleoptera: Chrysomelidae) including a Nondiapause Colony. Environmental Entomology. 36(3):637-645.
Greenberg, S.M., Sappington, T.W., Setamou, M., Armstrong, J.S., Coleman, R.J., Liu, T.X. 2007. Reproductive potential of overwintering, F1, and F2 female boll weevils (Coleoptera: Curculionidae) in the Lower Rio Grande Valley of Texas. Environmental Entomology. 36(2):256-262.
Greenberg, S.M., Norman, J.W., Sparks, A.N., Bradford, J.M., Yang, C., Sappington, T.W., Coleman, R.J., Showler, A. 2007. Chemical cotton stalk destruction for maintenance of host-free periods for the control of overwintering boll weevil in tropical and subtropical climates. Pest Management Science. 63:372-380.
Greenberg, S.M., Armstrong, J.S., Setamou, M., Sappington, T.W., Coleman, R.J., Liu, T. 2006. Circadian rhythms of feeding, oviposition, and emergence of the boll weevil (Coleoptera: Curculionidae). Journal of Insect Science. 13(6):461-467.
Sappington, T.W., Christian, M.R., Heeringa, S.G., Fitt, G.P., Gould, F.L., Guse, C.A., Heckel, D.G., Hurley, T.M., Ives, A.R., Livingston, M.J., Portier, K.M., Schneider, J.C. 2006. SAP Minutes No. 2006-03 Final Report, A Set of Scientific Issues Being Considered by the Environmental Protection Agency Regarding: Analysis of a Natural Refuge of Non-cotton Hosts for Monsanto's Bollgard II Cotton. Posted on www.regulations.gov under EPA Document ID EPA-HQ-OPP-2006-0217-0042. 99 pages.
Reardon, B.J., Sumerford, D.V., Sappington, T.W. 2006. Impact of trap design, windbreaks, and weather on captures of European corn borer (Lepidoptera: Crambidae) in pheromone-baited traps. Journal of Economic Entomology. 99:2002-2009.
Sappington, T.W., Siegfried, B.D., Guillemaud, T. 2006. Coordinated Diabrotica genetics research: accelerating progress on an urgent insect pest problem. American Entomologist. 52:90-97.
Kim, K.S., Cano-Rios, P., Sappington, T.W. 2006. Using genetic markers and population assignment techniques to infer origin of boll weevils (Coleoptera: Curculionidae) unexpectedly captured near an eradication zone in Mexico. Environmental Entomology. 35:813-826.
Sappington, T.W. 2005. First-flight adult European corn borer (Lepidoptera: Crambidae) distribution in roadside vegetation relative to cropping patterns and corn phenology. Environmental Entomology. 34:1541-1548.
Kim, K.S., Sappington, T.W. 2006. Molecular genetic variation of boll weevil populations in North America estimated with microsatellites: Implications for patterns of dispersal. Genetica. 127:143-161.
Greenberg, S.M., Setamou, M., Sappington, T.W., Coleman, R.J., Armstrong, J.S., Liu, T. 2005. Temperature-dependent development and reproduction of the boll weevil (Coleoptera: Curculionidae). Journal of Insect Science. 12:231-240.
Greenberg, S.M., Spurgeon, D.W., Sappington, T.W., Setamou, M. 2005. Size-dependent feeding and reproduction by the boll weevil (Coleoptera: Curculionidae). Journal of Economic Entomology. 98:749-756.
Kim, K.S., Sappington, T.W. 2005. Genetic structuring of western corn rootworm (Coleoptera: Chrysomelidae) populations in the U.S. based on microsatellite loci analysis. Environmental Entomology. 34:494-503.
Kim, K.S., Sappington, T.W. 2005. Polymorphic microsatellite loci from the western corn rootworm (Insecta: Coleoptera: Chrysomelidae) and cross-amplification with other Diabrotica spp. Molecular Ecology Notes. 5:115-117.
Sappington, T.W., Brashears, A.D., Parajulee, M.N., Carroll, S.C., Arnold, M.D., Baker, Jr., R.V. 2004. Potential for escape of live boll weevils (Coleoptera: Curculionidae) into cottonseed, motes, and cleaned lint at the cotton gin. Journal of Economic Entomology. 97:1773-1781.
Kim, K.S., Sappington, T.W. 2004. Isolation and characterization of polymorphic microsatellite loci in the Boll weevil Anthonomus grandis Boheman (Coleoptera: Curculionidae). Molecular Ecology Notes. 4:701-703.
Sappington, T.W., Brashears, A.D., Parajulee, M.N., Carroll, S.C., Arnold, M.D., Norman, J.W., Knutson, A.E. 2004. Potential for transport of boll weevils (coleoptera: curculionidae) to the cotton gin within cotton modules. Journal of Economic Entomology. 97(3):934-940.
Kim, K.S., Sappington, T.W. 2004. Genetic structuring of boll weevil populations in the U.S. based on RAPD markers. Insect Molecular Biology. 13:293-303.
Greenberg, S.M., Sappington, T.W., Coleman, R.J. 2004. Population dynamics of overwintering boll weevils, Anthonomus grandis grandis (Boheman) in the Lower Rio Grande Valley of Texas. In: Proceedings of the Beltwide Cotton Conferences, January 5-9, 2004, San Antonio, Texas. 2004 CDROM.
Greenberg, S.M., Showler, A., Sappington, T.W., Bradford, J.M. 2004. Effects of burial and soil condition on post-harvest mortality of boll weevils (Coleoptera: Curculionidae) on senesced cotton squares and bolls. Journal of Economic Entomology. 97(2):409-413.
Greenberg, S.M., Smart, J.R., Bradford, J.M., Sappington, T.W., Norman, J.W., Coleman, R.J. 2004. Effects of different tillage systems in dryland cotton on population dynamics of boll weevil (Coleoptera: Curculionidae). Subtropical Plant Science. 55:42-49.
Greenberg, S.M., Sappington, T.W., Elzen, G.W., Norman, J.W., Sparks, A.N. 2004. Effects of insecticides and defoliants applied alone and in combination for control of overwintering boll weevils (Coleoptera: Curculionidae) -- Laboratory and field studies. Pest Management Science. 60:849-858.
Kim, K.S., Sappington, T.W. 2004. Boll weevil (Anthonomus grandis, Boheman) dispersal in the southern United States: Evidence from mitochondrial DNA variation. Environmental Entomology. 33:457-470.
Greenberg, S.M., Sappington, T.W., Setamou, M., Coleman, R.J. 2004. Influence of different cotton fruit sizes on oviposition and survival to adulthood of the boll weevil (Coleoptera: Curculionidae). Environmental Entomology. 33(2):443-449.
Yang, C., Greenberg, S.M., Everitt, J.H., Sappington, T.W., Norman, J. 2003. Evaluation of cotton defoliation strategies using airborne multispectral imagery. Transactions of the ASAE. 46(3):869-76.
Kim, K.S., Sappington, T.W. 2003. DNA fingerprinting boll weevil populations from non-eradicated states and Northeast Mexico. In: Proceedings of the Beltwide Cotton Conferences, January 6-10, 2003, Nashville, TN. 2003 CDROM.
Sappington, T.W., Brashears, A.D., Parajulee, M.N., Carroll, S.C., Arnold, M.D., Norman, J.W., Knutson, A.E., Baker, R.V. 2003. Modules, gins, and the threat of boll weevil introductions: What we know so far. In: Proceedings of the Beltwide Cotton Conferences, January 6-10, 2003, Nashville, Tennessee. 2003 CDROM.
Greenberg, S.M., Showler, A., Sappington, T.W., Bradford, J.M., Carroll, S., Arnold, M., Parajulee, M., Brashears, A.D., Knutson, A. 2003. Postharvest mortality of boll weevils relative to tillage in fallen cotton squares and bolls. In: Proceedings of the Beltwide Cotton Conferences, January 6-10, 2003, Nashville, Tennessee. 2003 CDROM.
Spurgeon, D.W., Sappington, T.W., Suh, C.P. 2003. A system for characterizing reproductive and diapause morphology in the boll weevil (Coleoptera: Curculionidae). Annals of the Entomological Society of America. 96:1-11.
Lewis, D.K., Spurgeon, D.W., Sappington, T.W., Keeley, L.L. 2002. A hexamerin protein, AgSP-1, is associated with diapause in the boll weevil. Journal of Insect Physiology. 48:887-901.