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United States Department of Agriculture

Agricultural Research Service

Related Topics

William Rodney Cooper (Rodney)
Temperate Tree Fruit and Vegetable Research
Entomology

Phone: (509) 454-4463
Fax: (509) 454-5646

YAKIMA AGRICULTURAL RESEARCH LABORATORY
5230 KONNOWAC PASS ROAD
WAPATO , WA 98951

Projects
Systems Approach for Managing Emerging Insect Pests and Insect-Transmitted Pathogens of Potatoes
Appropriated (D)
  Accession Number: 429561
New Technologies and Strategies to Manage the Changing Pest Complex on Temperate Fruit Trees
Appropriated (D)
  Accession Number: 430052
The Perennial Weed Connection: Potato Psyllid and Zebra Chip Disease in Washington Potato Fields
Reimbursable (R)
  Accession Number: 430009
Technology to Manage Insect Pests of Temperate Tree Fruit Crops
Specific Cooperative Agreement (S)
  Accession Number: 429774
Suppression of Pear Psylla Using Elicitors of Plant Defenses
Trust (T)
  Accession Number: 426753
Molecular Gut Content Analysis to Pinpoint Where Psylla Overwinter
Trust (T)
  Accession Number: 431023

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Gut content analysis of a phloem-feeding insect, Bactericera cockerelli (Sulc) (Hemiptera: Triozidae) -
Cooper, W.R., Horton, D.R., Unruh, T.R., Garczynski, S.F. 2016. Gut content analysis of a phloem-feeding insect, Bactericera cockerelli (Sulc) (Hemiptera: Triozidae). Environmental Entomology. 45:938-944.
Bindweed Psyllid: Biology, Natural History, and Interactions with the Zebra Chip Pathogen -
Cooper, W.R., Jensen, A., Barcenas, N. 2016. Bindweed Psyllid: Biology, Natural History, and Interactions with the Zebra Chip Pathogen. Meeting Proceedings. WA/OR Potato Conference pp. 7-9. January 26-28, 2016 Kennewick, WA.
Variation in susceptibility to potato psyllid, Bactericera cockerelli (Hemiptera: Triozidae),among Solanum verrucosum germplasm accessions -
Cooper, W.R., Bamberg, J.B. 2016. Variation in susceptibility to potato psyllid, Bactericera cockerelli (Hemiptera: Triozidae),among Solanum verrucosum germplasm accessions. American Journal of Potato Research. 93:386-391.
Horizontal transmission of "Candidatus Liberibacter solanacearum" by Bactericera cockerelli (Hemiptera: Triozidae) on Convolvulus and Ipomoea (Solanales: Convolvulaceae) Reprint Icon -
Torres, G.L., Cooper, W.R., Horton, D.R., Swisher, K.D., Garczynski, S.F., Munyaneza, J.E., Barcenas, N.M. 2015. Horizontal transmission of "Candidatus Liberibacter solanacearum" by Bactericera cockerelli (Hemiptera: Triozidae) on Convolvulus and Ipomoea (Solanales: Convolvulaceae). PLoS One. doi: 10.1371/journal.pone.0142734.
Use of Electrical Penetration Graph Technology to Examine Transmission of ‘Candidatus Liberibacter solanacearum’ to Potato by Three Haplotypes of Potato Psyllid (Bactericera cockerelli; Hemiptera: Triozidae) -
Mustafa, T., Horton, D.R., Cooper, W.R., Swisher, K.D., Zack, R.R., Pappu, H.R., Munyaneza, J.E. 2015. Use of Electrical Penetration Graph Technology to Examine Transmission of ‘Candidatus Liberibacter solanacearum’ to Potato by Three Haplotypes of Potato Psyllid (Bactericera cockerelli; Hemiptera: Triozidae). PLoS One. 10(9):e01 38946. doi:10.1371/journal.pone.0138946.
Effects of elicitors of host plant defenses on pear psylla (Cacopsylla pyricola: Psyllidae) Reprint Icon -
Cooper, W.R., Horton, D.R. 2015. Effects of elicitors of host plant defenses on pear psylla (Cacopsylla pyricola: Psyllidae). Entomologia Experimentalis et Applicata. 157:300-306.
A new problem and old questions: potato psyllid in the Pacific Northwest -
Horton, D.R., Cooper, W.R., Munyaneza, J.E., Swisher, K.D., Echegaray, E., Murphy, A., Rondon, S., Wohleb, C., Waters, T., Jensen, A. 2015. A new problem and old questions: potato psyllid in the Pacific Northwest. American Entomologist. 61(4):234-244.
Relative abundance of Carsonella ruddii (Gamma Proteobacterium) in females and males of Cacopsylla pyricola (Hemiptera: Psyllidae) and Bactericera cockerelli (Hemiptera: Triozidae) Reprint Icon -
Cooper, W.R., Garczynski, S.F., Horton, D.R. 2015. Relative abundance of Carsonella ruddii (Gamma Proteobacterium) in females and males of Cacopsylla pyricola (Hemiptera: Psyllidae) and Bactericera cockerelli (Hemiptera: Triozidae). Journal of Insect Science. 15:65.
Matrimony vine/Goji berries – potential overwintering host for potato psyllids in the Pacific Northwest -
Thinakaran, J., Cooper, W.R., Munyaneza, J.E., Horton, D.R. 2015. Matrimony vine/Goji berries – potential overwintering host for potato psyllids in the Pacific Northwest. Meeting Proceedings. Pp 76-79.
Potato psyllids and their bacterial allies: Two fronts in the war against zebra chip disease. -
Cooper, W.R., Swisher, K.D., Garczynski, S.F., Mustafa, T., Munyaneza, J.E., Horton, D.R. 2015. Potato psyllids and their bacterial allies: Two fronts in the war against zebra chip disease.. Meeting Proceedings. Pp 1-5.
Assessing reproduction of potato psyllid haplotypes -
Mustafa, T., Munyaneza, J.E., Horton, D.R., Cooper, W.R., Swisher, K.D., Zack, R.S. 2015. Assessing reproduction of potato psyllid haplotypes. Meeting Proceedings. pp. 72-76.
Non-potato host plants of potato psyllid in the Pacific Northwest: a year-round complication? -
Horton, D.R., Cooper, W.R., Munyaneza, J.E., Swisher, K.D., Wohleb, C., Waters, T., Jensen, A. 2015. Non-potato host plants of potato psyllid in the Pacific Northwest: a year-round complication?. Potato Progress. 15:2.
Temperature-dependent survival of adult Lygus hesperus (Hemiptera: Miridae) Reprint Icon -
Cooper, W.R., Spurgeon, D.W. 2015. Temperature-dependent survival of adult Lygus hesperus (Hemiptera: Miridae). Environmental Entomology. 44:808-813.
Wolbachia infection differs among divergent mitochondrial haplotypes of Bactericera cockerelli (Hemiptera: Triozidae) Reprint Icon -
Cooper, W.R., Swisher, K.D., Garczynski, S.F., Mustafa, T., Munyaneza, J.E., Horton, D.R. 2015. Wolbachia infection differs among divergent mitochondrial haplotypes of Bactericera cockerelli (Hemiptera: Triozidae). Annals of the Entomological Society of America. 108(2):137-145.
Interhaplotype fertility and host effects of potato and bittersweet nightshade on selected reproductive traits of three haplotypes of Bactericera cockerelli (Hemiptera: Triozidae) -
Mustafa, T., Horton, D.R., Cooper, W.R., Swisher, K.D., Zack, R.S., Munyaneza, J.E. 2015. Interhaplotype fertility and host effects of potato and bittersweet nightshade on selected reproductive traits of three haplotypes of Bactericera cockerelli (Hemiptera: Triozidae). Environmental Entomology. 44:300-308.
Relationship between plant vascular architecture and within-plant distribution of 'Candidatus Liberibacter solanacearum' in potato Reprint Icon -
Cooper, W.R., Acala, P.E., Barcenas, N.M. 2015. Relationship between plant vascular architecture and within-plant distribution of 'Candidatus Liberibacter solanacearum' in potato. American Journal of Potato Research. 92:91-99.
Wolbachia-infection differs among potato psyllid haplotypes -
Cooper, W.R., Mustafa, T., Swisher, K.D., Garczynski, S.F., Munyaneza, J.E., Horton, D.R. 2015. Wolbachia-infection differs among potato psyllid haplotypes. American Journal of Potato Research. 92:182.
Characterization of eight Russian wheat aphid (Hemiptera: Aphididae) biotypes using two-category resistant-susceptible plant responses -
Puterka, G.J., Nicholson, S.J., Brown, M.J., Cooper, W.R., Peairs, F.B., Randolph, T.L. 2014. Characterization of eight Russian wheat aphid (Hemiptera: Aphididae) biotypes using two-category resistant-susceptible plant responses. Journal of Economic Entomology. 107(3):1274-1283.
Variation in Bactericera cockerelli (Hemiptera: Triozidae) oviposition, survival, and development on Solanum bulbocastanum germplasm Reprint Icon -
Cooper, W.R., Bamberg, J.B. 2014. Variation in Bactericera cockerelli (Hemiptera: Triozidae) oviposition, survival, and development on Solanum bulbocastanum germplasm. American Journal of Potato Research. DOI 10.1007/s12230-014-9384-x.
Latent period and transmission of "Candidatus Liberibacter solanacearum" by the potato psyllid Bactericera cockerelli (Hemiptera: Triozidae) -
Sengoda, V.G., Cooper, W.R., Swisher, K.D., Henne, D.C., Munyaneza, J.E. 2014. Latent period and transmission of "Candidatus Liberibacter solanacearum" by the potato psyllid Bactericera cockerelli (Hemiptera: Triozidae). PLoS One. 9(3):e93475.
Matryoshka: A new floral mutant in wild potato Reprint Icon -
Bamberg, J.B., Suriano, J., del Rio, A., Cooper, W.Rodney, Abad, J., Fernandez, C. 2014. Matryoshka: A new floral mutant in wild potato. American Journal of Potato Research. 91(5):500-503.
Localization of 'Candidatus Liberibacter solanacearum' in Bactericera cockerelli (Hemiptera: Triozidae) Reprint Icon -
Cooper, W.R., Sengoda, V.G., Munyaneza, J.E. 2014. Localization of 'Candidatus Liberibacter solanacearum' in Bactericera cockerelli (Hemiptera: Triozidae). Annals of the Entomological Society of America. 107(1):204-210.
Potential transmission of Pantoea spp. and Serratia marcescens (Enterobacteriales: Enterobacteriaceae) to plants by Lygus hesperus (Hemiptera: Miridae) Reprint Icon -
Cooper, W.R., Nicholson, S.J., Puterka, G.J. 2014. Potential transmission of Pantoea spp. and Serratia marcescens (Enterobacteriales: Enterobacteriaceae) to plants by Lygus hesperus (Hemiptera: Miridae). Journal of Economic Entomology. 107(1):63-65.
Gender- and species-specific characteristics of bacteriomes from three psyllid species (Hemiptera: Psylloidae) Reprint Icon -
Cooper, W.R., Horton, D.R. 2014. Gender- and species-specific characteristics of bacteriomes from three psyllid species (Hemiptera: Psylloidae). Journal of Entomological Science. 49(2):190-194.
Feeding injury to cotton caused by Lygus hesperus (Hemiptera: Miridae) nymphs and prereproductive adults Reprint Icon -
Cooper, W.R., Spurgeon, D.W. 2013. Feeding injury to cotton caused by Lygus hesperus (Hemiptera: Miridae) nymphs and prereproductive adults. Environmental Entomology. 42(5):967-972.
Matryoshka: A new floral mutant in wild potato -
Bamberg, J.B., Suriano, J., Del Rio, A.H., Cooper, W.R. 2014. Matryoshka: A new floral mutant in wild potato. American Journal of Potato Research. 91(1):32-74.
Response by Lygus hesperus (Hemiptera: Miridae) adults to salivary preconditioning of cotton squares Reprint Icon -
Cooper, W.R., Spurgeon, D.W. 2013. Response by Lygus hesperus (Hemiptera: Miridae) adults to salivary preconditioning of cotton squares. Journal of Entomological Science. 48(3):261-264.
Marked insects released in recapture studies may influence population estimates of native insects -
Spurgeon, D.W., Cooper, W.R. 2013. Marked insects released in recapture studies may influence population estimates of native insects. National Cotton Council Beltwide Cotton Conference. Pp. 1156-1161. In Proc. Beltwide Cotton Conf., National Cotton Council, Memphis, TN.
Sweepnet captures of Lygus hesperus (Hemiptera:Miridae) adult genders and age-classes in cotton Reprint Icon -
Spurgeon, D.W., Cooper, W.R. 2013. Sweepnet captures of Lygus hesperus (Hemiptera:Miridae) adult genders and age-classes in cotton. Journal of Entomological Science. 48(3):195-205.
Temperature-dependent egg development of Lygus hesperus (Hemiptera: Miridae) -
Cooper, W.R., Spurgeon, D.W. 2013. Temperature-dependent egg development of Lygus hesperus (Hemiptera: Miridae). Journal of Economic Entomology. 106(1):124-130.
Disinfestation of Beauveria bassiana from adult Lygus hesperus using ultraviolet-C radiation -
Spurgeon, D.W., Cooper, W.R. 2012. Disinfestation of Beauveria bassiana from adult Lygus hesperus using ultraviolet-C radiation. Southwest Entomology. 37(4):449-457.
Feeding behavior and injury caused by Lygus hesperus -
Salivary proteins of Lygus hesperus (Hemiptera: Miridae) -
Cooper, W.R., Nicholson, S.J., Puterka, G.J. 2013. Salivary proteins of Lygus hesperus (Hemiptera: Miridae). Annals of the Entomological Society of America. 106(1):86-92. DOI: http://dx.doi.org/10.1603/AN12096.
Temperature-dependent reproductive development of Lygus hesperus (Hemiptera: Miridae) -
Spurgeon, D.W., Cooper, W.R. 2012. Temperature-dependent reproductive development of Lygus hesperus (Hemiptera: Miridae). Environmental Entomology. 41(4):941-949.
Temperature dependent development of Lygus hesperus (Hemiptera: Miridae) nymphs Reprint Icon -
Cooper, W.R., Spurgeon, D.W. 2012. Temperature dependent development of Lygus hesperus (Hemiptera: Miridae) nymphs. Journal of Economic Entomology. 105: 860-865.
External visibility of spermatophores as an indicator of mating status of Lygus hesperus (Hemiptera: Miridae) females -
Cooper, W.R. 2012. External visibility of spermatophores as an indicator of mating status of Lygus hesperus (Hemiptera: Miridae) females. Journal of Entomological Science. 47(4):285-290.
Injury to cotton by adult Lygus hesperus (Hemiptera: Miridae) of different gender and reproductive states -
Cooper, W.R., Spurgeon, D.W. 2012. Injury to cotton by adult Lygus hesperus (Hemiptera: Miridae) of different gender and reproductive states. Environ. Entomol. 41:342-348.
Oviposition behaviors and ontogenetic embryonic characteristics of the western tarnished plant bug, Lygus hesperus Reprint Icon -
Cooper, W.R., Spurgeon, D.W. 2012. Oviposition behaviors and ontogenetic embryonic characteristics of the western tarnished plant bug, Lygus hesperus. Journal of Insect Science. 12:36.
XX1 Asian chestnut gall wasp (Dryocosmus kuriphilus) (Hymenoptera: Cynipidae) -
Rieske, L.K., Cooper, W.R. 2014. XXI Asian chestnut gall wasp (Dryocosmus kuriphilus) (Hymenoptera: Cynipidae). In:Van Driesche, R.G., Reardon, R., editors. Use of classical biological control to preserve natice US and Canadian forests. Morgantown, West Virginia:Forest Health Technology Enterprise Team. p. 237-242.
A native and an introduced parasitoid utilize an exotic gall-maker host Reprint Icon -
Cooper, W.R., Rieske, L.K. 2011. A native and an introduced parasitoid utilize an exotic gall-maker host. Biocontrol. 56(5):725-734.
Chestnut species and jasmonic acid treatment influence development and community interactions of galls produced by the Asian chestnut gall wasp, Dryocosmus kuriphilus -
Cooper, W.R., Kinney, L.R. 2011. Chestnut species and jasmonic acid treatment influence development and community interactions of galls produced by the Asian chestnut gall wasp, Dryocosmus kuriphilus. Journal of Insect Science 11:140.
Cyclical partenogenetic reproduction in the Russian wheat aphid (Hemiptera: Aphididae) in the United States: Sexual reproduction and its outcome on biotypic diversity -
Puterka, G.J., Hammon, R.M., Burd, J.D., Peairs, F., Randolph, T., Cooper, W.R. 2012. Cyclical partenogenetic reproduction in the Russian wheat aphid (Hemiptera: Aphididae) in the United States: Sexual reproduction and its outcome on biotypic diversity. Journal of Economic Entomology. 105(3):1057-1068.
Feeding injury to cotton caused by Lygus hesperus (Hemiptera: Miridae) adults of different reproductive states -
Cooper, W.R., Spurgeon, D.W. 2011. Feeding injury to cotton caused by Lygus hesperus (Hemiptera: Miridae) adults of different reproductive states. National Cotton Council, Memphis, TN. pp. 1215-1218.
Preliminary evaluation of drop cloth sampling efficiency for lygus adults in cotton -
Spurgeon, D.W., Cooper, W.R. 2011. Preliminary evaluation of drop cloth sampling efficiency for lygus adults in cotton. National Cotton Council, Memphis, TN. pp. 804-809.
Laboratory studies of variations in feeding behaviors among Lygus hesperus Knight (Hemiptera: Miridae) of different gender and reproductive states Reprint Icon -
Cooper, W.R., Spurgeon, D.W. 2011. Laboratory studies of variations in feeding behaviors among Lygus hesperus Knight (Hemiptera: Miridae) of different gender and reproductive states. Environmental Entomology. 40(2):367-373.
Among-sampler variation in sweep net samples of adult Lygus hesperus (Hemiptera: Miridae) in cotton Reprint Icon -
Spurgeon, D.W., Cooper, W.R. 2011. Among-sampler variation in sweep net samples of adult Lygus hesperus (Hemiptera: Miridae) in cotton. J. Econ. Entomol. 104:685-692.
Comparisons of salivary proteins from five aphid (Hemiptera: Aphididae) species Reprint Icon -
Cooper, W.R., Dillwith, J.W., Puterka, G.J. 2011. Comparisons of salivary proteins from five aphid (Hemiptera: Aphididae) species. Environmental Entomology. 40:151-156.
Host associations and incidence of Diuraphis spp. in the Rocky Mountain region of the United States, and pictorial key for their identification Reprint Icon -
Puterka, G.J., Hammon, R., Burd, J.D., Peairs, F., Randolph, T., Cooper, W.R. 2010. Host associations and incidence of Diuraphis spp. in the Rocky Mountain region of the United States, and pictorial key for their identification. Journal of Economic Entomology. 103(5):1875-1885.
Sweep net recapture of marked Lygus hesperus Knight (Hemiptera: Miridae) adults after different release times in cotton Reprint Icon -
Cooper, W.R., Spurgeon, D.W. 2010. Sweep net recapture of marked Lygus hesperus Knight (Hemiptera: Miridae) adults after different release times in cotton. Journal of Cotton Science. 14:131-137.
USDA-ARS Research Highlights: Western Tarnished Plant Bug Ecology and Behavior. Reprint Icon -
Cooper, W.R. 2010. USDA-ARS Research Highlights: Western Tarnished Plant Bug Ecology and Behavior. Central Coast Agriculture Highlights June 2010 Newsletter.
Gall structure affects ecological associations of Dryocosmus kuriphilus Yasumatsu (Hymenoptera: Cynipidae). Reprint Icon -
Cooper, W.R., Rieske, L.K. 2010. Gall structure affects ecological associations of Dryocosmus kuriphilus Yasumatsu (Hymenoptera: Cynipidae). Environ. Entomol. 39(3): 787-797.
Use of video assays to assess feeding behavior by Lygus hesperus Knight (Hemiptera: Miridae). -
Cooper, W.R., Spurgeon, D.W. 2010. Use of video assays to assess feeding behavior by Lygus hesperus Knight (Hemiptera: Miridae). National Cotton Council, Memphis, TN. pp. 1306-1311.
Variation among samplers using the sweep net for Lygus hesperus adults in cotton. -
Spurgeon, D.W., Cooper, W.R. 2010. Variation among samplers using the sweep net for Lygus hesperus adults in cotton. National Cotton Council, Memphis, TN. pp. 1219-1224.
Relative attractiveness of colour traps to pear psylla in relation to seasonal changes in pear phenology Reprint Icon -
Cooper, W.R., Puterka, G.J., Glenn, D.M. 2010. Relative attractiveness of colour traps to pear psylla in relation to seasonal changes in pear phenology. The Canadian Entomologist. 142(2):188-191.
Salivary proteins of Russian wheat aphid (Hempitera: Aphididae) Reprint Icon -
Cooper, W.R., Dillwith, J.W., Puterka, G.J. 2010. Salivary proteins of Russian wheat aphid (Hempitera: Aphididae). Environmental Entomology. 39(1):223-231.
Woody stem galls interact with foliage to affect community associations Reprint Icon -
Cooper, W.R., Rieske, L.K. 2009. Woody stem galls interact with foliage to affect community associations. Environmental Entomology. 38(2):417-424.
ARS News Articles
Last Modified: 5/2/2016
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