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Evelyne Hougardy
Invasive Species and Pollinator Health
Research Entomologist

Phone: (510) 559-6327
Fax: (510) 559-5963

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Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Improving the efficiency and safety of sentinel stink bug eggs using x-rays Reprint Icon - (Peer Reviewed Journal)
Hougardy, E.H., Haff, R.P., Hogg, B.N. 2024. Improving the efficiency and safety of sentinel stink bug eggs using x-rays. Insects. 15/767. https://doi.org/10.3390/insects15100767.
Factors affecting progeny production and sex ratio of Gryon aetherium (Hymenoptera: Scelionidae), a candidate biological control agent for Bagrada hilaris (Hemiptera: Pentatomidae) Reprint Icon - (Peer Reviewed Journal)
Hougardy, E.H., Hogg, B.N. 2022. Factors affecting progeny production and sex ratio of Gryon aetherium (Hymenoptera: Scelionidae), a candidate biological control agent for Bagrada hilaris (Hemiptera: Pentatomidae). Insects. 13(11). Article 1010. https://doi.org/10.3390/insects13111010.
Discrimination abilities and parasitism success of pupal parasitoids towards spotted-wing drosophila pupae previously parasitized by the larval parasitoid Ganaspis brasiliensis (Hymenoptera: Figitidae) Reprint Icon - (Peer Reviewed Journal)
Hougardy, E.H., Hogg, B.N., Wang, X., Daane, K.M. 2022. Discrimination abilities and parasitism success of pupal parasitoids towards spotted-wing drosophila pupae previously parasitized by the larval parasitoid Ganaspis brasiliensis (Hymenoptera: Figitidae). Environmental Entomology. 51(6):1106-1112. https://doi.org/10.1093/ee/nvac083.
A maximalist approach to the systematics of a biological control agent: Gryon aetherium Talamas, sp. nov. (Hymenoptera, Scelionidae) Reprint Icon - (Peer Reviewed Journal)
Talamas, E., Bremer, J.S., Moore, M.R., Bon, M., Lahey, Z., Roberts, C.G., Combee, L.A., McGathey, N., van Noort, S., Timokhov, A.V., Hougardy, E.H., Hogg, B.N. 2021. A maximalist approach to the systematics of a biological control agent: Gryon aetherium Talamas, sp. nov. (Hymenoptera, Scelionidae). Journal of Hymenoptera Research. 87:323–480. https://doi.org/10.3897/jhr.87.72842.
Adventive Gryon aetherium Talamas (Hymenoptera, Scelionidae) associated with eggs of Bagrada hilaris (Burmeister) (Hemiptera, Pentatomidae) in the USA Reprint Icon - (Peer Reviewed Journal)
Hogg, B.N., Hougardy, E.H., Talamas, E. 2021. Adventive Gryon aetherium Talamas (Hymenoptera, Scelionidae) associated with eggs of Bagrada hilaris (Burmeister) (Hemiptera, Pentatomidae) in the USA. Journal of Hymenoptera Research. 87:481-492. https://doi.org/10.3897/jhr.87.73778.
Host patch use and potential competitive interactions between two egg parasitoids from the family Scelionidae, candidate biological control agents of Bagrada hilaris (Hemiptera: Pentatomidae) Reprint Icon - (Peer Reviewed Journal)
Hougardy, E.H., Hogg, B.N. 2021. Host patch use and potential competitive interactions between two egg parasitoids from the family Scelionidae, candidate biological control agents of Bagrada hilaris (Hemiptera: Pentatomidae). Journal of Economic Entomology. 114(2):611-619. https://doi.org/10.1093/jee/toab014.
Host searching behavior of Gryon gonikopalense and Trissolcus hyalinipennis (Hymenoptera: Scelionidae), two potential biological control agents for Bagrada hilaris (Hemiptera: Pentatomidae) Reprint Icon - (Peer Reviewed Journal)
Tofangsazi, N., Hogg, B.N., Hougardy, E.H., Stokes, K., Pratt, P.D. 2020. Host searching behavior of Gryon gonikopalense and Trissolcus hyalinipennis (Hymenoptera: Scelionidae), two potential biological control agents for Bagrada hilaris (Hemiptera: Pentatomidae). Biological Control. 151. https://doi.org/10.1016/j.biocontrol.2020.104397.
Current distribution of the olive psyllid, Euphyllura olivina, in California and initial evaluation of the parasitoid Psyllaephagus euphyllurae as a biological control candidate Reprint Icon - (Peer Reviewed Journal)
Hougardy, E.H., Wang, X., Hogg, B.N., Johnson, M.W., Daane, K.M., Pickett, C.H. 2020. Current distribution of the olive psyllid, Euphyllura olivina, in California and initial evaluation of the parasitoid Psyllaephagus euphyllurae as a biological control candidate. Insects. 11(3):146. https://doi.org/http://dx.doi.org/10.3390/insects11030146.
Comparison of thermal performances of two Asian larval parasitoids of Drosopihila suzukii Reprint Icon - (Peer Reviewed Journal)
Hougardy, E.H., Hogg, B.N., Wang, X., Daane, K. 2019. Comparison of thermal performances of two Asian larval parasitoids of Drosopihila suzukii. Biological Control. 136. https://doi.org/10.1016/j.biocontrol.2019.104000.