Research Summary
Research interests include insect-plant interactions in agricultural systems, chemical ecology, induced host-plant defenses, natural-enemy ecology, tritrophic interactions and gall-inducing insects.
In the News
Research Keywords
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Recent Publications
Two new species of Ormyrus Westwood (Hymenoptera: Ormyridae) from Cynipidae (Hymenoptera) galls on Silphium L. (Asteraceae: Heliantheae)
Nastasi, L. F., Davis, C. K., Alcorn, J. K., Frey, T. S., Hatfield, M. J., Hines, H. M., Tooker, J. F. & Deans, A. R., Mar 7 2025, In: Zootaxa. 5601, 2, p. 265-287 23 p.Research output: Contribution to journal › Article › peer-review
Insecticides may facilitate the escape of weeds from biological control
Rowen, E. K., Pearsons, K. A., Smith, R. G., Wickings, K. & Tooker, J. F., 2025, In: PeerJ. 13, 1, e18597.Research output: Contribution to journal › Article › peer-review
An insect pheromone primes tolerance of herbivory in goldenrod plants
Yip, E. C., Mescher, M. C., De Moraes, C. M. & Tooker, J. F., Jan 2025, In: Ecology. 106, 1, e4486.Research output: Contribution to journal › Article › peer-review
Seasonal bee communities vary in their responses to resources at local and landscape scales: implication for land managers
Kammerer, M., Iverson, A. L., Li, K., Tooker, J. F. & Grozinger, C. M., May 2024, In: Landscape Ecology. 39, 5, 97.Research output: Contribution to journal › Article › peer-review
Vertical tillage effects on crop production and pest management in Pennsylvania
Lefever, A. M., Wallace, J. M., White, C. M., Duiker, S. W., Esker, P. D. & Tooker, J., Mar 1 2024, In: Agronomy Journal. 116, 2, p. 520-530 11 p.Research output: Contribution to journal › Article › peer-review
Illuminating patterns of firefly abundance using citizen science data and machine learning models
McNeil, D. J., Goslee, S. C., Kammerer, M., Lower, S. E., Tooker, J. F. & Grozinger, C. M., Jun 15 2024, In: Science of the Total Environment. 929, 172329.Research output: Contribution to journal › Article › peer-review
Catalog of Endophytic Insects Associated with Rosinweeds (Silphium L., Heliantheae, Asteraceae) in North America
Nastasi, L. F., Smith, C. N., Tooker, J. F. & Deans, A. R., 2024, In: Psyche: Journal of Entomology. 2024, 8464635.Research output: Contribution to journal › Review article › peer-review
Cryptic or underworked? Taxonomic revision of the Antistrophus rufus species complex (Cynipoidea, Aulacideini)
Nastasi, L. F., Tooker, J. F., Davis, C. K., Smith, C. N., Frey, T. S., Hatfield, M. J., Presnall, T. M., Hines, H. M. & Deans, A. R., May 21 2024, In: Journal of Hymenoptera Research. 97, p. 399-439 41 p.Research output: Contribution to journal › Article › peer-review
Comparative anatomy of venom glands suggests a role of maternal secretions in gall induction by cynipid wasps (Hymenoptera: Cynipidae)
Guiguet, A., Tooker, J. F., Deans, A. R., Mikó, I., Ning, G., Schweger, S. & Hines, H. M., Sep 1 2023, In: Insect Systematics and Diversity. 7, 5, 3.Research output: Contribution to journal › Article › peer-review
Extreme acidity in a cynipid gall: a potential new defensive strategy against natural enemies
Guiguet, A., McCartney, N. B., Gilbert, K. J., Tooker, J. F., Deans, A. R., Ali, J. G. & Hines, H. M., Mar 1 2023, In: Biology Letters. 19, 3, 20220513.Research output: Contribution to journal › Article › peer-review
Nematodes Associated with Terrestrial Slugs in Mid-Atlantic (Delaware, USA) Soybean
Kunkel, B., Cissel, W. J., Tooker, J. F., Howe, D. K., Denver, D. R., Mc Donnell, R. J. & Hiltpold, I., Mar 2023, In: Agronomy. 13, 3, 645.Research output: Contribution to journal › Article › peer-review
Abscisic Acid: A Potential Secreted Effector Synthesized by Phytophagous Insects for Host-Plant Manipulation
Seng, S., Ponce, G. E., Andreas, P., Kisiala, A., De Clerck-Floate, R., Miller, D. G., Chen, M. S., Price, P. W., Tooker, J. F., Emery, R. J. N. & Connor, E. F., Jun 2023, In: Insects. 14, 6, 489.Research output: Contribution to journal › Article › peer-review
New Information about Lizard Beetles (Coleoptera: Erotylidae: Languria angustata (Beauvois, 1805) and Languria mozardi Latreille, 1807) in Pennsylvania
Skvarla, M. J., Tooker, J. & Murillo-Williams, A., Mar 17 2023, In: Coleopterists Bulletin. 77, 1, p. 28-31 4 p.Research output: Contribution to journal › Article › peer-review
Plant size, latitude, and phylogeny explain within-population variability in herbivory
The Herbivory Variability Network, Nov 1 2023, In: Science. 382, 6671, p. 679-683 5 p.Research output: Contribution to journal › Article › peer-review
Insecticide-contaminated honeydew: risks for beneficial insects
Calvo-Agudo, M., Tooker, J. F., Dicke, M. & Tena, A., Apr 2022, In: Biological Reviews. 97, 2, p. 664-678 15 p.Research output: Contribution to journal › Article › peer-review