NE2332: Biological control of Arthropod Pests and Weeds

(Multistate Research Project)

Status: Active

SAES-422 Reports

07/29/2024

Dietschler, Nicholas Joseph, Tonya D. Bittner, Carrie S. Jubb, Scott M. Salom, and Mark Whitmore. 2024. Observation of key phenological stages of hemlock woolly adelgid: Using citizen science as a tool to inform research and management.  Short Communication, J. Econ. Entomol. (toae056).


Preston, Carrie, Dietschler, Nicholas, Whitmore, Mark Salom, Scott. 2023. Phenology of Leucotaraxis argenticollis, a specialist predator of the invasive hemlock woolly adelgid, in the eastern US.  Environ. Entomol.  nvad103, https://doi.org/10.1093/ee/nvad103


Broadley HJ, Sipolski SJ, Pitt DB, Hoelmer KA, Wang X-y, Cao L-m, Tewksbury LA, Hagerty TJ, Bartlett CR, Russell AD, Wu Y, Davis SC, Kaser JM, Elkinton JS and Gould JR (2023) Assessing the host range of Anastatus orientalis, an egg parasitoid of spotted lanternfly (Lycorma delicatula) using Eastern U.S. non-target species. Front. Insect Sci. 3:1154697. doi: 10.3389/finsc.2023.1154697


Dunn-Silver, AR and Lamb, EM, Growing perennial wildflowers from seed. Biocontrol Bytes blog post. 19 March 2024. blogs.cornell.edu/biocontrolbytes/2024/03/19/growing-perennial-wildflowers-from-seed/


Ongoing updates to updated biocontrol pages host by NYSIPM. Nine articles about biocontrol agents including both classical and augmentative biocontrol agents have been published since October 2023.


URI Biocontrol lab Instagram (over 900 followers) and Facebook (over 300 followers) accounts, providing information about biocontrol and invasive species. 


 


 

03/13/2026

Publications


            Dietschler, NJ, Bittner, TD, Jubb, CS, Salom, SM, Whitmore, M. 2024. Observation of key phenological stages of hemlock woolly adelgid: Using citizen science as a tool to inform research and management. Short Communication, J. Econ. Entomol. 117 (3):1185-1191.


     Dunn-Silver, AR and Lamb, EM, Growing perennial wildflowers from seed. Biocontrol Bytes blog post. 19 March 2024. blogs.cornell.edu/biocontrolbytes/2024/03/19/growing-perennial-    wildflowers-from-seed/


 


     Endriss, SB, Nuzzo, V and Blossey, B. 2025. Return of diversity: Wetland plant community recovery following purple loosestrife biocontrol. Ecological Applications.  


 


     Fulcher, M.R.; Larkin, R.; Johnson, A.; Tewksbury, L.; Tancos, M.A. 2025.     A foliar disease of invasive black swallow-wort (Vincetoxicum nigrum) caused by Boeremia exigua. Plant Disease. https://doi.org/10.1094/PDIS-03-25-0684-SC


 


     Grevstad, F.S.; Andersen, J.C.; Oderkirk, N.C.; Andreas, J.; Tewksbury, L.; Detweiler, C.; Price, J.; Blossey, B.; Reardon, R. 2025. Limited establishment from widespread releases of the knotweed  psyllid Aphalara itadori, a biological control agent for knotweeds in the USA. Biocontrol.         https://doi.org/10.1007/s10526-025-10362-w


 


     Indermauer, E.J.; Fulcher, M.R.; Szarka, D.; Johnson, A.; Tewksbury, L.; Tancos, M.A.; Smart, C.D. 2026. A new species of Didymella from the eastern United States is a pathogen of invasive Reynoutria japonica. Plant Disease.  https://doi.org/10.1094/PDIS-05-25-1125-RE


 


     Miles, HH; Salom, S; Shively, TJ; Bielski, JT; McAvoy, TJ; Fearer, CJ. 2025. A review of potential biological controls for Ailanthus altissima. Annals of the Entomological Society of America.  118(2): 101-109. https://doi.org/10.1093/aesa/saae041


 


      Shively, Timothy, Jacob Barney, Leighton Reid, and Scott Salom.  2024. The bioherbicide Verticillium nonalfalfae effectively removes Ailanthus altissima but leaves many other  nonnative plants. (Invasive Plant Science and Management – (Online DOI:      10.1017/inp.2024.27).


 

07/28/2026

Andrews, O., A.C. Jones, M. Whitmore, and S. Salom. 2025. Potential feeding deterrents of Adelges tsugae found in biological control fliesThe Science of Nature. 112:45.  https://doi.org/10.1007/s00114-025-01996-y 


 


Dunn-Silver, A.R. 2025. Wildflower or weed? Recognizing perennial wildflower seedlings. Biocontrol Bytes blog. Cornell University, 22 May 2025. Accessed 1 October 2025. 


 


Dunn-Silver, A.R. 2025. Stratifying perennial wildflower seeds. Biocontrol Bytes blog. Cornell University, 22 January 2025. Accessed 1 October 2025. 


 


Long, E. Y. and M.A. Johnston. 2025. Notes and new records for parasitoids of exotic drosophilids in Indiana, USA (Hymenoptera: Figitidae and Braconidae). The Great Lakes Entomologist 57(2), https://doi.org/10.22543/0090-0222.2499 


 


Miles, H.H., S. Salom, T.J. Shively, J.T. Bielski, T.J. McAvoy, and C.J. Fearer2025. A review of potential biological controls for Ailanthus altissima. Ann. Ent Soc Amer.  118(2):  101-109.   https://doi.org/10.1093/aesa/saae041 


 


Rossi-Stacconi, M.V., et al. 2025. Adventively-established Leptopilina japonica: a new opportunity for agumentative biocontrol of Drosophila suzukii. Journal of Pest Science, 98: 1863-1879, DOI: 10.1007/s10340-025-01907-0.  


 


Rutledge, C.E. and N. Brophy. 2025. New host record for Drosophila suzukii and Zaprionus indianus (Drosophilidae: Diptera): Asimina triloba (Annonaceae: Magnoliales). Proceedings of the Entomological Society of Washington. Jul;127(1):133-5. 


 


Shively, Timothy J., J.N. Barney, A. Baudoin, C.J. Fearer, J.L. Reid, S.M. Salom. 2025. Range expansion of a Verticillium nonalfalfae isolate suppresses Ailanthus altissima with mixed results along environmental gradients. For. Path. 55(2) 15 pp. https://doi.org/10.1111/efp.70013  


 


Shokoohi, A. 2025. Biocontrol Basics & Planning. Vegetable Notes. UMass Extension Vegetable Program’s 37:1. January 16, 2025. Sent to over 3,500 online subscribers. https://www.umass.edu/agriculture-food-environment/vegetable/newsletters/vegetable-notes/vegetable-notes-2025-vol-371#biocontrol 


 


Shrestha, B., D. Rowland, S. Hesler, G. Brind’Amour, A. Wallis, A. Stansell. And G. Loeb. 2025. Enhancing biological control of spotted-wing Drosophila in New York fruit crops. Fruit Quarterly 33 (2): 10-14. 


 


Fulcher, M.R., R.Larkin, A, Johnson, L. Tewksbury, and M.A. Tancos. 2025. A foliar disease of invasive black swallow-wort (Vincetoxicum nigrum) caused by Boeremia exigua. Plant Disease. https://doi.org/10.1094/PDIS-03-25-0684-SC 


  


Grevstad, F.S., J.C. Andersen, N.C. Oderkirk, J. Andreas, L. Tewksbury, C. Detweiler, J. Price, B. Blossey, and R. Reardon. 2025. Limited establishment from widespread releases of the knotweed psyllid Aphalara itadori, a biological control agent for knotweeds in the USA. Biocontrol. https://doi.org/10.1007/s10526-025-10362-w 


  


Liu, F., T.D. Bittner, M.C. Whitmore, 2024. Environmental DNA assays for Laricobius beetles (Coleoptera: Derodontidae), biocontrol agents of the hemlock woolly adelgid in North America. Journal of Economic Entomology. https://doi.org/10.1093/jee/toae116 


  


Dietschler, N. J., T.D. Bittner, M.B. Lefebvre, J. Schmidt, C.S. Jubb, A. James, S.M. Salom, M.C. Whitmore, 2024. Observation of key phenological stages of hemlock woolly adelgid (Hemiptera: Adelgidae): using citizen science as a tool to inform research and management. Journal of Economic Entomology. https://doi.org/10.1093/jee/toae056 


  


Elizabeth M. D’Auria, Nicholas J. Dietschler, Tonya D. Bittner, Isis A.L. Caetano, Mark C. Whitmore. 2025. Methods for collecting and rearing three sympatric biocontrol agents of Adelges tsugae (Hemiptera: Adelgidae) in eastern North America. Journal of Insect Science. https://doi.org/10.1093/jisesa/ieaf107 


  


Dietschler N.J., F. Liu, S.L. Celis, M.C. Whitmore, A.A. Agrawal. 2025. Multi-trophic interactions and niche partitioning in the native range informs biological control in forests invaded by the hemlock woolly adelgid. Biological Invasions. https://doi.org/10.1007/s10530-025-03739-6%C2%A0 


  


Bittner, T.D., N.P. Havill, N.J. Dietschler, Z. Zembrzuski, M.C. Whitmore, 2025. Eastern and western lineages of Leucotaraxis argenticollis (Diptera: Chamaemyiidae), a biological control agent for Adelges tsugae (Hemiptera: Adelgidae), are capable of hybridization in the laboratory. Journal of Insect Science. https://doi.org/10.1093/jisesa/ieaf031 


 


Guan, W., S.A. Willden, and L. Ingwell. 2025. Active vs. passive winter row cover management: Impacts on strawberry yield and pests inside high tunnels. HortTechnology, 35 (4): 533 – 540. DOI: 10.21273/HORTTECH05622-25. 


 


Sharma, H., G. Loeb, and S. Willden. 2025. Spotted Lanternfly. Cornell Vegetable Program, Shared Article Network. 


 


Grynyshyn, Y. and S. Willden. 2025. Western flower thrips. Cornell Vegetable Program, Shared Article Network. Circulated in VegEdge. 


 


Sharma, H. and S. Willden. 2025. Fungus gnats in controlled environment agriculture. Cornell Vegetable Program, Shared Article Network. 


 


Grynyshyn, Y. and S. Willden. 2025. Chilli thrips in controlled environment agriculture. Cornell Vegetable Program, Shared Article Network. Circulated in AgWeekly (Orange County), VegEdge, and CCE Madison Grower Listserv. 


 


Sharma, H. and S. Willden. 2025. Twospotted spider mites. Cornell Vegetable Program, Shared Article Network. Circulated in AgWeekly (Orange County), VegEdge, and CCE Madison Grower Listserv. 


 


Willden, S. and L. Ingwell. 2025. The battle for winter spinach: Organic management of aphids on winter spinach in high tunnels. InsideGrower, Spring 2025 pp 34-35. https://www.ballpublishing.com/magazine/ig_25_02/index.aspx# 


 


UMass Extension Vegetable Program, adapted from K. Fahey & A. LaSalle. 2025. Identifying Natural Enemies on Your Farm. Vegetable Notes. UMass Extension Vegetable Program 37:18. Augst 14, 2025; sent to over 3,500 online subscribers. https://www.umass.edu/agriculture-food-environment/vegetable/newsletters/vegetable-notes/vegetable-notes-2025-vol-3718#a2  


 


Valicharla, S. K., R. Karimzadeh, X. Li, and Y.-L. Park. 2025. Transformer-based semantic segmentation of Japanese knotweed in high-resolution UAV imagery using twins-SVT. Information, 16(9), 741. https://doi.org/10.3390/info16090741 

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