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ARS Home » Pacific West Area » Albany, California » Western Regional Research Center » Invasive Species and Pollinator Health » People & Locations » Angelica Reddy

Angelica Reddy
Invasive Species and Pollinator Health
Research Entomologist

Phone: (510) 559-5675
Fax: (510) 559-5963
Room 2132

USDA, ARS, PWA, WRRC-ISPH
800 BUCHANAN STREET
ALBANY, CA 947100000

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


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Biology of immature stages and host range characteristics of Sudauleutes bosqi (Coleoptera: Curculionidae), a candidate biological control agent of exotic Ludwigia spp. in the USA - (Peer Reviewed Journal)
Climate mismatch between introduced biological control agents and their invasive host plants: improving biological control of tropical weeds in temperate regions Reprint Icon - (Peer Reviewed Journal)
Harms, N.E., Knight, I.A., Pratt, P.D., Reddy, A.M., Mukherjee, A., Gong, P., Coetzee, J., Raghu, S., Diaz, R. 2021. Climate mismatch between introduced biological control agents and their invasive host plants: improving biological control of tropical weeds in temperate regions. Insects. 12(6):549. https://doi.org/10.3390/insects12060549.
Biological and host range characteristics of Lysathia flavipes (Coleoptera: Chrysomelidae), a candidate biological control agent of invasive Ludwigia spp. (Onagraceae) in the USA Reprint Icon - (Peer Reviewed Journal)
Reddy, A.M., Pratt, P.D., Grewell, B.J., Harms, N.E., Cibils-Stewart, X., Cabrera Walsh, G., Faltlhauser, A. 2021. Biological and host range characteristics of Lysathia flavipes (Coleoptera: Chrysomelidae), a candidate biological control agent of invasive Ludwigia spp. (Onagraceae) in the USA. Insects. 12(5):471. https://doi.org/10.3390/insects12050471.
Biological control of water hyacinth, Pontederia crassipes (C. Mart.) Solms (Pontederiaceae), in California: Release and re-distribution of biological control agents 1987–2006 Reprint Icon - (Peer Reviewed Journal)
Pitcairn, M.J., Pratt, P.D., Villegas, B., Popescu, V., Borkent, C., Reddy, A.M. 2021. Biological control of water hyacinth, Pontederia crassipes (C. Mart.) Solms (Pontederiaceae), in California: Release and re-distribution of biological control agents 1987–2006. Pan-Pacific Entomologist. 97(2):55-66. https://doi.org/10.3956/2021-97.2.55.
Abiotic and biotic influences on the performance of two biological control agents, Neochetina bruchi and N. eichhorniae, in the Sacramento-San Joaquin River Delta, California (USA) Reprint Icon - (Peer Reviewed Journal)
Hopper, J.V., Pratt, P.D., Reddy, A.M., McCue, K.F., Rivas, S.O., Grosholz, E.D. 2020. Abiotic and biotic influences on the performance of two biological control agents, Neochetina bruchi and N. eichhorniae, in the Sacramento-San Joaquin River Delta, California (USA). Biological Control. 153. Article 104495. https://doi.org/10.1016/j.biocontrol.2020.104495.
Biological control of invasive water primroses, Ludwigia spp., in the United States: A feasibility assessment - (Peer Reviewed Journal)
Reddy, A.M., Pratt, P.D., Grewell, B.J., Harms, N.E., Cabrera Walsh, G., Hernandez, C., Faltlhauser, A., Cibils-Stewart, X. 2021. Biological control of invasive water primroses, Ludwigia spp., in the United States: A feasibility assessment. Journal of Aquatic Plant Management. 59s:67–77. https://apms.org/journal/.
Biological control of invasive plants in California’s Delta: Past, present, and future - (Peer Reviewed Journal)
Pratt, P.D., Moran, P.J., Pitcairn, M., Reddy, A.M., O'Brien, J. 2021. Biological control of invasive plants in California’s Delta: Past, present, and future. Journal of Aquatic Plant Management. 59s:55-66.
Host specificity of Liothrips ludwigi, a candidate biological control agent of invasive Ludwigia spp. in the USA Reprint Icon - (Peer Reviewed Journal)
Reddy, A.M., Pratt, P.D., Grewell, B.J., Harms, N.E., Cabrera Walsh, G., Hernandez, C.M., Falthauser, A. 2020. Host specificity of Liothrips ludwigi, a candidate biological control agent of invasive Ludwigia spp. in the USA. Biocontrol Science and Technology. 30(11):1268-1274. https://doi.org/10.1080/09583157.2020.1778637.
Variation in cool temperature performance between populations of Neochetina eichhorniae (Coleoptera: Curculionidae) and implications for the biological control of water hyacinth, Eichhornia crassipes, in a temperate climate Reprint Icon - (Peer Reviewed Journal)
Reddy, A.M., Pratt, P.D., Hopper, J., Cibils-Stewart, X., Cabrera Walsh, G., Mc Kay, F. 2018. Variation in cool temperature performance between populations of Neochetina eichhorniae (Coleoptera: Curculionidae) and implications for the biological control of water hyacinth, Eichhornia crassipes, in a temperate climate. Biological Control. 128:85-93. https://doi.org/10.1016/j.biocontrol.2018.09.016.
No evolution of reduced resistance and compensation for psyllid herbivory by the invasive Genista monspessulana - (Peer Reviewed Journal)
Reddy, A.M., Carruthers, R., Mills, N.J. 2015. No evolution of reduced resistance and compensation for psyllid herbivory by the invasive Genista monspessulana. Plant Ecology. 216:1457-1468.
Pre-release efficacy assessment of the leaf-mining moth Digitivalva delaireae (Lepidoptera: Glyphipterigidae), a potential biological control agent for Cape-ivy, Delairea odorata (Asteraceae), in western North America - (Peer Reviewed Journal)
Reddy, A.M., Mehelis, C.N. 2015. Pre-release efficacy assessment of the leaf-mining moth Digitivalva delaireae (Lepidoptera: Glyphipterigidae), a potential biological control agent for Cape-ivy, Delairea odorata (Asteraceae), in western North America. Biological Control. 90:67-74.
Biology and host range of Digitivalva delaireae (Lepidoptera: Glyphipterigidae), a candidate agent for biological control of Cape-ivy (Delairea odorata) in California and Oregon - (Peer Reviewed Journal)
Mehelis, C.N., Balciunas, J., Reddy, A.M., Van Der Westhuizen, L., Neser, S., Moran, P.J. 2015. Biology and host range of Digitivalva delaireae (Lepidoptera: Glyphipterigidae), a candidate agent for biological control of Cape-ivy (Delairea odorata) in California and Oregon. Environmental Entomology. 44(2):260-276. doi: 10.1093/ee/nvu030.
Field testing Diorhabda elongata (Coleoptera:Chrysomelidae) from Crete, Greece to assess potential impact to non-target native California plants in the genus Frankenia - (Peer Reviewed Journal)
Herr, J.C., Reddy, A.M., Carruthers, R.I. 2014. Field testing Diorhabda elongata (Coleoptera:Chrysomelidae) from Crete, Greece to assess potential impact to non-target native California plants in the genus Frankenia. Environmental Entomology. 43:642-653.
Integrated management of Scotch broom (Cytisus scoparius) using biological control - (Peer Reviewed Journal)
Reddy, A.M., Carruthers, R.I., Mills, N.J. 2012. Integrated management of Scotch broom (Cytisus scoparius) using biological control. Journal of Invasive Plant Science and Management. 5(1):69-82. DOI: 10.1614/IPSM-D-11-00048.1.
No evidence for increased performance of a specialist psyllid on invasive French broom - (Peer Reviewed Journal)
Reddy, A.M., Carruthers, R.I., Mills, N.J. 2011. No evidence for increased performance of a specialist psyllid on invasive French broom. Acta Oecologica. 37:79-86.
Integrated management of Scotch broom, Cytisus scoparius: is control enhanced when seed predation is combined with prescribed fire or mowing? - (Abstract Only)
Introduced populations of Genista monspessulana (French broom) are more dense and produce a greater seed rain in California, USA, than native populations in the Mediterranean Basin of Europe - (Peer Reviewed Journal)
Reddy, A.M., Carruthers, R.I., Mills, N.J. 2011. Introduced populations of Genista monspessulana (French broom) are more dense and produce a greater seed rain in California, USA, than native populations in the Mediterranean Basin of Europe. Biological Invasions. 13:369-380.
A Test of the EICA hypothesis using French broom (Genista monspessulana) - (Abstract Only)
Smith, R.G., Herrera, A. M., and Carruthers, R. I. 2008. A test of the EICA hypothesis using French broom (Genista monspessulana). Ecological Society of America. [abstract] PS: 30-108
ESTIMATING TEMPERATURE-DEPENDENT DEVELOPMENTAL RATES OF DIORHABDA ELONGATA (COLEOPTERA: CHRYSOMELIDAE), A BIOLOGICAL CONTROL AGENT OF SALTCEDAR (TAMARIX, SPP.) - (Peer Reviewed Journal)
Herrera, A.M., Dahlsten, D.D., Tomic-Carruthers, N., Carruthers, R.I. 2005. Estimating temperature-dependent developmental rates of diorhabda elongata (coleoptera: chrysomelidae), a biological control agent of saltcedar (tamarix, spp.). Environmental Entomology. 34(4):775-784.
Texture analysis for mapping Tamarix parviflora using aerial photographs along the Cache Creek, California - (Peer Reviewed Journal)
Ge, S., Carruthers, R.I., Reddy, A.M., Gong, P. 2006. Texture analysis for mapping Tamarix parviflora using aerial photographs along the Cache Creek, California. International Journal of Remote Sensing. 114:65-83.