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Agricultural Research Service United States Department of Agriculture
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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

Projects
ECOLOGICALLY-BASED MANAGEMENT OF INSECT PESTS OF CORN
Appropriated (D)
  Accession Number: 410098
DIABROTICA GENETICS CONSORTIUM
Nonfunded Cooperative Agreement (N)
  Accession Number: 408272
RISK OF WESTERN CORN ROOTWORM ADAPTATION TO TRANSGENIC CORN
Reimbursable (R)
  Accession Number: 411167
SPATIAL AND TEMPORAL CHARACTERIZATION OF GENE FLOW AMONG EUROPEAN CORN BORER POPULATIONS USING MICROSATELLITE MARKERS
Reimbursable (R)
  Accession Number: 409753
A BACTERIAL ARTIFICIAL CHROMOSOME LIBRARY FOR THE WESTERN CORN ROOTWORM
Specific Cooperative Agreement (S)
  Accession Number: 410675

Publications
Mitochondrial DNA Variation and Range Expansion in Western Bean Cutworm (Lepidoptera: Noctuidae): No Evidence for a Recent Population Bottleneck - (Peer Reviewed Journal) - (12-Sep-08)
Genes, Gene Flow and Adaptation of Diabrotica virgifera virgifera - (Review Article) - (03-Jun-08)
Effects of photoperiod on boll weevil (Coleoptera: Curculionidae) development, survival, and reproduction - (Peer Reviewed Journal) - (20-May-08)
Evidence for Obligate Migratory Flight Behavior in Young European Corn Borer (Lepidoptera: Crambidae) Females - (Peer Reviewed Journal) - (14-May-08)
Host-free Survival of Boll Weevils (Coleoptera: Curculionidae) from Two Regions of Texas. - (Peer Reviewed Journal)
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.
A Core Set of Microsatellite Markers for Western Corn Rootworm (Coleoptera: Chrysomelidae) Population Genetics Studies - (Peer Reviewed Journal)
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.
Utility of EST-derived SSRs as Population Genetics Markers in a Beetle - (Peer Reviewed Journal)
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.
Isolation and Characterization of Microsatellite Loci from the European Corn Borer, Ostrinia nubilalis (Hubner) (Insecta: Lepidoptera: Crambidae) - (Peer Reviewed Journal)
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.
Effect of age and mating status on adult European corn borer (Lepidoptera: Crambidae) dispersal from small-grain aggregation plots - (Peer Reviewed Journal)
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.
Genome Scan of Diabrotica virgifera virgifera for Genetic Variation Associated with Crop Rotation Tolerance - (Peer Reviewed Journal)
Miller, N.J., Ciosi, M., Sappington, T.W., Ratcliffe, S.T., Spencer, J.L., Guillemaud, T. 2007. Genome Scan of Diabrotica virgifera virgifera for Genetic Variation Associated with Crop Rotation Tolerance. Journal of Applied Entomology. 131(6):378-385.
Genetic Diversity in Laboratory Colonies of Western Corn Rootworm (Coleoptera: Chrysomelidae) including a Nondiapause Colony - (Peer Reviewed Journal)
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.
REPRODUCTIVE POTENTIAL OF OVERWINTERING, F1, AND F2 FEMALE BOLL WEEVILS (COLEOPTERA: CURCULIONIDAE) IN THE LOWER RIO GRANDE VALLEY OF TEXAS. - (Peer Reviewed Journal)
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.
Chemical cotton stalk destruction for maintenance of host-free periods for the control of overwintering boll weevil in tropical and subtropical climates - (Peer Reviewed Journal)
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.
CIRCADIAN RHYTHMS OF FEEDING, OVIPOSITION, AND EMERGENCE OF THE BOLL WEEVIL (COLEOPTERA: CURCULIONIDAE) - (Peer Reviewed Journal)
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.
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 - (Other)
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.
IMPACT OF TRAP DESIGN, WINDBREAKS, AND WEATHER ON CAPTURES OF EUROPEAN CORN BORER (LEPIDOPTERA: CRAMBIDAE) IN PHEROMONE-BAITED TRAPS - (Peer Reviewed Journal)
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.
DISPERSAL OF NEWLY-ECLOSED EUROPEAN CORN BORER ADULTS (LEPIDOPTERA: CRAMBIDAE) FROM CORN INTO SMALL-GRAIN AGGREGATION PLOTS - (Peer Reviewed Journal)
Reardon, B.J., Sumerford, D.V., Sappington, T.W. 2006. Dispersal of newly-eclosed European corn borer adults (Lepidoptera: Crambidae) from corn into small-grain aggregation plots. Journal of Economic Entomology. 99:1641-1650.
COORDINATED DIABROTICA GENETICS RESEARCH: ACCELERATING PROGRESS ON AN URGENT INSECT PEST PROBLEM - (Peer Reviewed Journal)
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.
Using genetic markers and population assignment techniques to infer origin of boll weevils (Coleoptera: Curculionidae) unexpectedly captured near an eradication zone in Mexico - (Peer Reviewed Journal)
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.
DISPERSAL OF BOLL WEEVILS (COLEOPTERA: CURCULIONIDAE) FROM COTTON MODULES BEFORE GINNING - (Peer Reviewed Journal)
Sappington, T.W., Arnold, M.D., Brashears, A.D., Parajulee, M.N., Carroll, S.C., Knutson, A.E., Norman, Jr., J.W. 2006. Dispersal of boll weevils (Coleoptera: Curculionidae) from cotton modules before ginning. Journal of Economic Entomology. 99:67-75.
FIRST-FLIGHT ADULT EUROPEAN CORN BORER (LEPIDOPTERA: CRAMBIDAE) DISTRIBUTION IN ROADSIDE VEGETATION RELATIVE TO CROPPING PATTERNS AND CORN PHENOLOGY - (Peer Reviewed Journal)
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.
MOLECULAR GENETIC VARIATION OF BOLL WEEVIL POPULATIONS IN NORTH AMERICA ESTIMATED WITH MICROSATELLITES: IMPLICATIONS FOR PATTERNS OF DISPERSAL - (Peer Reviewed Journal)
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.
TEMPERATURE-DEPENDENT DEVELOPMENT AND REPRODUCTION OF THE BOLL WEEVIL (COLEOPTERA: CURCULIONIDAE) - (Peer Reviewed Journal)
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.
SIZE-DEPENDENT FEEDING AND REPRODUCTION BY THE BOLL WEEVIL (COLEOPTERA: CURCULIONIDAE) - (Peer Reviewed Journal)
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.
GENETIC STRUCTURING OF WESTERN CORN ROOTWORM (COLEOPTERA: CHRYSOMELIDAE) POPULATIONS IN THE U.S. BASED ON MICROSATELLITE LOCI ANALYSIS - (Peer Reviewed Journal)
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.
POLYMORPHIC MICROSATELLITE LOCI FROM THE WESTERN CORN ROOTWORM (INSECTA: COLEOPTERA: CHRYSOMELIDAE) AND CROSS-AMPLIFICATION WITH OTHER DIABROTICA SPP. - (Peer Reviewed Journal)
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.
POTENTIAL FOR ESCAPE OF LIVE BOLL WEEVILS (COLEOPTERA: CURCULIONIDAE) INTO COTTONSEED, MOTES, AND CLEANED LINT AT THE COTTON GIN - (Peer Reviewed Journal)
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.
VITELLOGENESIS AND POST-VITELLOGENIC MATURATION OF THE INSECT OVARIAN FOLLICLE - (Book/Chapter)
Swevers, L., Raikhel, A.S., Sappington, T.W., Shirk, P.D., Iatrou, K. 2005. Vitellogenesis and post-vitellogenic maturation of the insect ovarian follicle. In: Gilbert, L.I., Iatrou, K., Gill, S.S., editors. Comprehensive Molecular Insect Science. Volume 1. New York, NY: Elsevier Pergamon. p. 87-155.
BOLL WEEVIL (COLEOPTERA: CURCULIONIDAE) SURVIVAL THROUGH COTTON GIN TRASH FANS - (Peer Reviewed Journal)
Sappington, T.W., Brashears, A.D., Parajulee, M.N., Carroll, S.C., Arnold, M.D., Baker, Jr., R.V. 2004. Boll weevil (Coleoptera: Curculionidae) survival through cotton gin trash fans. Journal of Economic Entomology. 97:1612-1618.
ISOLATION AND CHARACTERIZATION OF POLYMORPHIC MICROSATELLITE LOCI IN THE BOLL WEEVIL ANTHONOMUS GRANDIS BOHEMAN (COLEOPTERA: CURCULIONIDAE) - (Peer Reviewed Journal)
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.
BOLL WEEVIL (COLEOPTERA: CURCULIONIDAE) SURVIVAL THROUGH THE SEED COTTON CLEANING PROCESS IN THE COTTON GIN - (Peer Reviewed Journal)
Sappington, T.W., Brashears, A.D., Parajulee, M.N., Carroll, S.C., Arnold, M.D., Baker, R.V. 2004. Boll weevil (Coleoptera: Curculionidae) survival through the seed cotton cleaning process in the cotton gin. Journal of Economic Entomology. 97(4):1323-1329.
POTENTIAL FOR TRANSPORT OF BOLL WEEVILS (COLEOPTERA: CURCULIONIDAE) TO THE COTTON GIN WITHIN COTTON MODULES - (Peer Reviewed Journal)
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.
GENETIC STRUCTURING OF BOLL WEEVIL POPULATIONS IN THE U.S. BASED ON RAPD MARKERS - (Peer Reviewed Journal)
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.
POPULATION DYNAMICS OF OVERWINTERING BOLL WEEVILS, ANTHONOMUS GRANDIS GRANDIS (BOHEMAN) IN THE LOWER RIO GRANDE VALLEY OF TEXAS - (Proceedings/Symposium)
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.
EFFECTS OF BURIAL AND SOIL CONDITION ON POST-HARVEST MORTALITY OF BOLL WEEVILS (COLEOPTERA: CURCULIONIDAE) ON SENESCED COTTON SQUARES AND BOLLS - (Peer Reviewed Journal)
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.
EFFECTS OF DIFFERENT TILLAGE SYSTEMS IN DRYLAND COTTON ON POPULATION DYNAMICS OF BOLL WEEVIL (COLEOPTERA: CURCULIONIDAE) - (Peer Reviewed Journal)
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.
EFFECTS OF INSECTICIDES AND DEFOLIANTS APPLIED ALONE AND IN COMBINATION FOR CONTROL OF OVERWINTERING BOLL WEEVILS (COLEOPTERA: CURCULIONIDAE) -- LABORATORY AND FIELD STUDIES - (Peer Reviewed Journal)
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.
BOLL WEEVIL (ANTHONOMUS GRANDIS, BOHEMAN) DISPERSAL IN THE SOUTHERN UNITED STATES: EVIDENCE FROM MITOCHONDRIAL DNA VARIATION - (Peer Reviewed Journal)
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.
INFLUENCE OF DIFFERENT COTTON FRUIT SIZES ON OVIPOSITION AND SURVIVAL TO ADULTHOOD OF THE BOLL WEEVIL (COLEOPTERA: CURCULIONIDAE) - (Peer Reviewed Journal)
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.
INSECT VITELLOGENIN/YOLK PROTEIN RECEPTORS - (Book/Chapter)
Sappington, T.W., Raikhel, A.S. 2004. Insect vitellogenin/yolk protein receptors. In: Raikhel, A.S., editor. Reproductive Biology of Invertebrates. Vol. 12, Part B: Progress in Vitellogenesis. Enfield, USA/Plymouth, UK: Science Publishers, Inc. p. 229-264.
EVALUATION OF COTTON DEFOLIATION STRATEGIES USING AIRBORNE MULTISPECTRAL IMAGERY - (Peer Reviewed Journal)
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.
DNA FINGERPRINTING BOLL WEEVIL POPULATIONS FROM NON-ERADICATED STATES AND NORTHEAST MEXICO - (Proceedings/Symposium)
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.
MODULES, GINS, AND THE THREAT OF BOLL WEEVIL INTRODUCTIONS: WHAT WE KNOW SO FAR - (Proceedings/Symposium)
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.
POSTHARVEST MORTALITY OF BOLL WEEVILS RELATIVE TO TILLAGE IN FALLEN COTTON SQUARES AND BOLLS - (Proceedings/Symposium)
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.
A system for characterizing reproductive and diapause morphology in the boll weevil (Coleoptera: Curculionidae) - (Peer Reviewed Journal)
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.
A hexamerin protein, AgSP-1, is associated with diapause in the boll weevil - (Peer Reviewed Journal)
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.

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Last Modified: 10/03/2008
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