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ARS Home » Pacific West Area » Wapato, Washington » Temperate Tree Fruit and Vegetable Research » People & Locations » William Walker

William Walker (PhD)
Temperate Tree Fruit and Vegetable Research
Research Geneticist (Insects)

Phone: (509) 454-6566
Fax: (509) 454-5646

5230 KONNOWAC PASS ROAD
TEMPERATE TREE FRUIT
WAPATO, WA 98951

(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)

Projects
Integrated Approach to Manage the Pest Complex on Temperate Tree Fruits
In-House Appropriated (D)
  Accession Number: 439454
Genetic Insights into Leafhopper/Phytoplasma Interactions and Gene-Based Immunization for Plant Disease Control
Reimbursable Cooperative Agreement (R)
  Accession Number: 441249
Genetic Insights into Leafhopper/Phytoplasma Interactions and Gene-based Immunization for Plant Disease Control
Non-Assistance Cooperative Agreement (S)
  Accession Number: 441667
USDA-ARS/Washington State University Little Cherry Disease Research Partnership
Non-Assistance Cooperative Agreement (S)
  Accession Number: 442287
Can We Get Codling Moth Females To Stop Laying Eggs On Apple
Trust Fund Cooperative Agreement (T)
  Accession Number: 434480
Novel Control of Codling Moth with RNA Interference
Trust Fund Cooperative Agreement (T)
  Accession Number: 441748
Genetic Engineering of Moth Viruses for Enhanced Insecticidal Efficacy
Trust Fund Cooperative Agreement (T)
  Accession Number: 440535

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Heterologous expression and functional characterization of Drosophila suzukii OR69a transcript variants unveiled response to kairomones and to a candidate pheromone Reprint Icon - (Peer Reviewed Journal)
Cattaneo, A.M., Witzgall, P., Bengtsson, M., Kwadha, C., Becher, P.G., Walker Iii, W.B. 2022. Heterologous expression and functional characterization of Drosophila suzukii OR69a transcript variants unveiled response to kairomones and to a candidate pheromone. Journal of Pest Science. https://doi.org/10.1007/s10340-022-01585-2.
Comparative transcriptomic assessment of the chemosensory receptor repertoire of Drosophila suzukii adult and larval olfactory organs Reprint Icon - (Peer Reviewed Journal)
Walker Iii, W.B., Mori, B.A., Cattaneo, A.M., Gonzalez, F., Witzgall, P., Becher, P. 2022. Comparative transcriptomic assessment of the chemosensory receptor repertoire of Drosophila suzukii adult and larval olfactory organs. Comparative Biochemistry and Physiology, Part D: Genomics and Proteomics. https://doi.org/10.1007/s10340-022-01585-2.
Status of organic fruit industry in the USA - (Proceedings)
Walker Iii, W.B. 2022. Status of organic fruit industry in the USA. Proceedings. Volume 2022:133-134.
Good to know: integrated research. Entomologists at the USDA laboratory in Wapato, Washington, work to advance IPM for orchards - (Trade Journal)
Cooper, W.R., Horton, D.R., Neven, L.G., Serrano, J.M., Walker Iii, W.B., Yee, W.L., Schmidt-Jeffris, R.A. 2022. Good to know: integrated research. Entomologists at the USDA laboratory in Wapato, Washington, work to advance IPM for orchards. Good Fruit Grower. March 1, 2022 Issue.
Chemical Ecology of Host and Mate Selection Reprint Icon - (Literature Review)
Lebreton, S., Saveer, A.M., Fandino, R.A., Walker Iii, W.B. 2021. Chemical Ecology of Host and Mate Selection. Frontiers in Ecology and Evolution. https://doi.org/10.3389/fevo.2021.780540.
Stage-specific expression of an odorant receptor underlies olfactory behavioral plasticity in Spodoptera littoralis larvae Reprint Icon - (Peer Reviewed Journal)
Revadi, S.V., Gianuzzi, V., Rossi, V., Hunger, G.M., Conchou, L., Rondoni, G., Conti, E., Anderson, P., Walker III, W.B., Jacquin-Joly, E., Koutroumpa, F., Becher, P.G. 2021. Stage-specific expression of an odorant receptor underlies olfactory behavioral plasticity in Spodoptera littoralis larvae. BMC Biology. 19. Article 231. https://doi.org/10.1186/s12915-021-01159-1.
RNA interference mediated knockdown of IAP in Lygus lineolaris induces mortality in adult and pre-adult life stages - (Peer Reviewed Journal)
Walker III, W.B., Allen, M.L. 2011. RNA interference mediated knockdown of IAP in Lygus lineolaris induces mortality in adult and pre-adult life stages. Entomologia Experimentalis et Applicata. 138:83-92.
Gene knockdown through RNAi in Lygus lineolaris - (Abstract Only)
Expressed Sequence Reference Standards for Evaluating Stage-specific Gene Expression in Southern Green Lacewings, Chrysoperla rufilabris - (Peer Reviewed Journal)
Allen, M.L., Walker III, W.B. 2010. Expressed Sequence Reference Standards for Evaluating Stage-specific Gene Expression in Southern Green Lacewings, Chrysoperla rufilabris. Biocontrol Science and Technology. 20: 6, 589-593, doi: 10.1080/09853151003657969.
Gene Expression Studies in Lygus lineolaris - (Abstract Only)
Walker III, W. B., Allen, M. L. 2009. Gene Expression Studies in Lygus lineolaris. Entomological Society of America Annual Meeting.
Lygus lineolaris polygalacturonase 4 (PG4) mRNA, partial cds FJ823132 - (Other)
Lygus lineolaris inhibitor of apoptosis IAP RACEd sequence - (Other)
Expression and RNA interference of salivary polygalacturonase genes in Lygus lineolaris (Miridae: Hemiptera) - (Peer Reviewed Journal)
Walker III, W.B., Allen, M.L. 2010. Expression and RNA interference of salivary polygalacturonase genes in Lygus lineolaris (Miridae: Hemiptera). Journal of Insect Science. 173(10):1-13.