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Entomology and Plant Pathology

Dr. Kristopher L. Giles, Regents Professor

giles
B.S., Alma College, 1990

M.S., Iowa State University, 1992

Ph.D., Iowa State University, 1996
kris.giles@okstate.edu



Vita

Room/Lab 225Q/233/234 NRC

 

Teaching:

ENTO 4223 Ecological Methodology
ENTO 2003
ENTO 5513
Insects and Society
Biological Control
ENTO/PLP 5524 Integrated Management of Insect Pests and Pathogens

Program Personnel:

Postdoctoral Fellows

·         Georges Backoulou - Remote Sensing of Aphid Infestations (Co-advised with N. Elliott)

Graduate Students

·         Kyle Risser - Ph.D. - Insect Ecology/Sampling

·         Soluchana Padyal – Ph.D. – Host Plant Resistance/Aphids

Former Postdoctoral Fellows and Graduate Students

·         Fangling Tao - Applied Mathematician, Eli Lilly (Co-advised with N. Elliott)

·         Yi Chen - Professor, Alderson-Broaddus College (Co-advised with M. Greenstone)

·         Emad Ismail - Learning and Development Facilitator in the Academy for Teaching and    Learning Excellence (ATLE) at the University of South Florida.

·         Sean Keenan - Environmental Analyst with BIO-WEST, Inc.

·         Vasile Catana - McMaster University Bioinformatics Scientist. (Co-advised with N. Elliott)

·         Mpho Phoofolo - Teaching Faculty-National University of Lesotho

·         Matt Rawlings, M.S.- Scott's Company 

·         Doug Jones, M.S. and Ph.D. – Bayer Crop Science

·         Renee Stockland, M.S. - LPN, Bella Vista Arkansas

·         Sarah Donelson, Ph.D. – Independently-employed.

·         Kody Mullins, M.S. and Ph.D.  –High School Teacher, OK.

·         Nathan Bradford, M.S. - University of California Cooperative Extension, Ventura County

·         Tom Ferrari, M.S. - Poland Spring/Nestle Waters. (Co-advised with C. Greenwood)

·         Xandra Robideau, M.S. – Texas AgriLife Extension

·         Casi Jessie, M.S. and Ph.D.  – Postdoc: Oregon State University

·         Will Jessie, M.S. and Ph.D. – Fields Crop Extension Faculty: Oregon State University   

·         Aqeel Alyousuf, Ph.D. - Faculty: University of Basra

·         Dayna Collett, M.S. and Ph.D. –  NewLeaf Symbiotics

Current research in winter wheat and canola:

Aphids: Sampling, Population Dynamics, Economic Injury Levels

Natural Enemies: Sampling, Thresholds, Tritrophic Interactions, Population Ecology, Impact in diverse agricultural systems

Product Evaluation: Selectivity, Dosages, Integrated Control


Recent Publications:

Jessie, C. N, K. L. Giles, T. A. Royer, M. E. Payton, N. C. Elliott and W. P. Jessie.  Suitability of Schizaphis graminum Parasitized by Lysiphlebus testaceipes as Intraguild Prey for Chrysoperla rufilabris. Southwestern Entomol. In press.

Elliott, N. C., M. J. Brewer and K. L. Giles.  2018.  Landscape Context Affects Aphid Parasitism by Lysiphlebus testaceipes in Wheat Fields.  Environ. Entomol. 47: 803-811.

Schmid, R. B., A. Knutson, K. L. Giles and B. P. McCornack. 2018.  Hessian fly (Diptera: Cecidomyiidae) Biology and Management in Wheat. J. Integrated Pest Management. 8: Issue 1. https://doi.org/10.1093/jipm/pmy008

Backoulou, G. F, N. C. Elliott, K. L. Giles, T. M. Alves, M. J. Brewer and M. Starek.  2018.  Using Multispectral Imagery to Map Spatially Variable Sugarcane Aphid Infestations in Sorghum. Southwestern Entomol. 43: 37-44.

Ferguson, M. E., K. L. Giles, M. Payton and T. A. Royer.  2018.  Behavioral and Ovipositional Response of Diaeretiella rapae (Hymenoptera: Braconidae) to Rhopalosiphum padi and Brevicoryne brassicae in Winter Wheat and Winter Canola. Environ. Entomol. 47: 1517-1524.

Backoulou, G. F, N. C. Elliott, K. L. Giles, M. J. Brewer and M. Starek.  2018.  Detecting change in a sorghum field infested by sugarcane aphid. Southwestern Entomol. 43: 823-832.

Elliott, N., M. Brewer, N. Seiter, T. Royer, R. Bowling, K. Giles, G. Backoulou, J. Pavlu, B. McCornack, and D. Kearns.  2017.  Sugarcane Aphid Spatial Distribution in Grain Sorghum Fields. Southwestern Entomol. 42: 27-35.

Giles, K.L., B.P. McCornack, T.A. Royer and N.C. Elliott.  2017.  Incorporating Biological Control into IPM Decision Making. Current Opinion Insect Science. 20: 84-89.

Knutson, A.E., K.L. Giles, T.A. Royer, N.C. Elliott and N. Bradford.  2017.  Application of Pheromone Traps for Managing Hessian Fly (Diptera: Cecidomyiidae) in the Southern Great Plains.  J. Econ. Entomol. 111: 1052-1061.

Wormington J.D., K. Risser, W.W. Hoback, K.L. Giles, C.A. Greenwood and B. Luttbeg.  2017.  Contrasting influence of nighttime illumination on American burying beetle and roundneck burying beetle capture rates. Coleopterist's Bulletin.  71:339-347.

Backoulou, G.F, N.C. Elliott, and K.L. Giles. 2016.  Using Multispectral Imagery to Compare the Spatial Pattern of Injury to Wheat Caused by Russian Wheat Aphid and Greenbug. Southwestern Entomol.  41: 1-7.

Puterka, G. J,  K. L. Giles, M. J. Brown, S. J. Nicholson, R. W. Hammon, F. B. Peairs, T. L. Randolph, G. J. Michaels, E. D. Bynum, T. L. Springer, J. S. Armstrong, and D. W. Mornhinweg.  2015.  Change in Biotypic Diversity of Russian Wheat Aphid (Hemiptera: Aphididae) Populations in the United States. J. Econ. Entomol. 108: 798-804.

Jessie, W. P., K. L. Giles, E. J. Rebekj, M. E. Payton, C. N. Jessie and B. P. Mccornack.  2015.  Preference and Performance of Hippodamia convergens (Coleoptera: Coccinellidae) and Chrysoperla carnea (Neuroptera: Chrysopidae) on Brevicoryne brassicae, Lipaphis erysimi, and Myzus persicae (Hemiptera: Aphididae) From Winter-Adapted Canola.  Environmental Entomology. 44: 880-889.

 

Elliott, N. C., G. F. Backoulou, M. J. Brewer, and K. L. Giles.  2015.  NDVI to detect sugarcane aphid injury to grain sorghum. J. Econ. Entomol. 108: 1452-1455.

Backoulou, G. F., N. C. Elliott, K. L. Giles and M. Mirik.  2015.  Processed multispectral imagery differentiates wheat crop stress caused by greenbug from other causes.  Computers and Electronics in Agriculture. 115: 34-39.

Royer, T. A, B. Pendleton, N. C. Elliott and K. L. Giles. 2015.  Greenbug (Hemiptera: Aphididae) Biology, Ecology and Management in Wheat and Sorghum. J. Integrated Pest Management. http://dx.doi.org/10.1093/jipm/pmv018

Elliott, N. C., G. F. Backoulou, K. L. Giles and T. A. Royer. 2014. Parasitism of aphids in canola fields in Central Oklahoma. Journal of agricultural and urban entomology. 30:59-64.

Elliott, N. C., G. F. Backoulou, K. L. Giles and T. A. Royer. 2014.  Aphids and parasitoids in wheat and nearby canola fields in central Oklahoma. Southwestern Entomol.  39: 23-28.

Hunger, R. M. , J. T. Edwards, R. L. Bowden, L. Yan, P. Rayas-Duarte, G. Bai, G. W. Horn, J. A. Kolmer, K. L. Giles, M. Chen, Y. Jin, R. D. Osburn, M. B. Bayles, B. W. Seabourn, A. R. Klatt, B. F. Carver. 2014. ‘Billings’ Wheat Combines Early Maturity, Disease Resistance, and Desirable Grain Quality for the Southern Great Plains of the USA.        J. Plant Registrations. doi:10.3198/jpr2012.11.0053crc.      

Vitale, P. P., F. M. Epplin, K. L. Giles, N. C. Elliott, P. A. Burgener and S. P. Keenan.  2014.  Crop diversity on traditional Great Plains wheat farms. J. of the Amer. Society of Farm Managers and Rural Appraisers 77:145-159.

Garcés-Carrera1, S., A. Knutson, H. Wang, K. L. Giles, F. Huang, R. J. Whitworth, C. M. Smith and M. S. Chen.  2014. Virulence and Biotype Analyses of Hessian Fly (Mayetiola destructor) Populations from Texas, Louisiana, and Oklahoma.  J. Econ. Entomol. 107: 417-423.

Elliott, N. C., M. J. Brewer, K. L. Giles, G. F Backoulou, B. P. McCornack, B. B. Pendleton and T. A. Royer.  2014.  Sequential Sampling for Panicle Caterpillars (Lepidoptera: Noctuidae) in Grain Sorghum.  J. Econ. Entomol. 107: 846-853.

Chen, M., S. Wheeler, H. Davis, R. J. Whitworth, A. Knutson, K. L. Giles, T. A. Royer and M. Skinner.  2014.  Molecular Markers for Identification of Hessian Fly Males Caught on Pheromone Traps.  J. Econ. Entomol. 107: 1110-1117.

Backoulou,  G. F.,  N. C. Elliott,  T. A. Royer, B. P. McCornack, K. L. Giles,  B. B. Pendleton and M. J. Brewer.  2014.  A Web-based Decision Support System for Managing Panicle Caterpillars in Sorghum Crop Management. 13:1. https://www.agronomy.org/publications/cm/abstracts/13/1/CM-2014-0020-MG

Backoulou, G., Elliott, N.C., Giles, K.L., and M. N. Rao.  2013.  Differentiating stress to wheat fields induced by Diuraphis noxia from other stress causing factors. Computers and Electronics in Agriculture. 90:47-53.

Gautam, S.G., G.P. Opit, K.L. Giles and B. Adam. 2013. Weight Loss and Germination Failure Caused by Psocids in Different Wheat Varieties.  J. Econ. Entomol. 106: 491-498.                  

Mullins, C. B., K. L. Giles and T. A. Royer.  2013.  Impact of Lysiphlebus testaceipes Stage of Development within   Greenbug Hosts on Survival and Development of Late-Stage Hippodamia convergens Larvae. Southwestern Entomol.  38: 549-560.

Book Chapters:

Royer T.A. and K.L. Giles. 2017. The OKANOLA project: challenges in managing insect pests of canola in the southern plains. In: Reddy, G.V.P. Integrated Management of Insect Pests on Canola and Other Brassica Oilseed Crops. CAB International, Boston, MA. 147-156.   

Giles, K. L. and N. W. Walker. 2009. Dissemination and impact of IPM programmes in US agriculture. In (Peshin and Dhawan Eds.) Integrated Pest Management: Innovation-Development Process Vol.2. pgs 481-506. Springer, United Kingdom.

Giles, K. L., G. Hein, and F. Peairs. 2008. Areawide Pest Management of Cereal Aphids in Dryland Wheat Systems of the Great Plains. In (Koul et al. Eds.) Areawide pest management: Theory and Implementation. CABI, UK. Pgs. 441-466.

Giles, K. L. and N. W. Walker. 2008. Dissemination and impact of IPM programmes in US agriculture. In (Peshin and Dhawan Eds.) Integrated Pest Management: Innovation-Development Process Vol.1. In press.

Giles, K. L., N. Elliott and T. A. Royer. 2007. Biological Control. In (Buntin et al. Eds.) ESA Handbook of small grain insects.

Keenan, S. P., K. L. Giles, N. C. Elliott, T. A Royer, P. A. Burgener, and D. R. Porter. 2007. Producer perspectives on area-wide pest management for wheat in the southern U.S. great plains. In Opender K, and G. W. Cuperus (Eds.), Ecologically-Based Integrated Pest Management. Pgs. 289-314. Taylor & Francis, UK.

Obrycki, J. J., N. Elliott and K. L. Giles. 1999. Coccinellid introductions: potential for and evaluation of non-target effects. In (Folett and Duan Eds.) "Nontarget effects of biological control". Kluwer Academic.

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