Larry D. Godfrey
Larry D. Godfrey, Ph.D. - Extension Entomologist
- B.S., Purdue University
- M.S., Purdue University
- Ph.D., University of Kentucky
- 30% Organized Research
70% Cooperative Extension
- Research Interests:
- Integrated pest management of insects and mites in field and vegetable crops; plant (physiological and yield) response to insect injury, refinement of economic thresholds,IPM of field and vegetable crops.
Go to http://www.ipm.ucdavis.edu for pest management information for agricultural crops, homes, gardens, and landscapes.
Rijal, Jhalendra P. and Larry D. Godfrey. 2016. Spatial distribution of twospotted spider mite, Tetranychus urticae (Koch) in peppermint in California and implication for developing sampling plan. Exp. Appl. Acarol. 68:155-71.
Aghaee, Mohammad-Amir, Luis Espino, Kevin Goding, Evan Goldman, and Larry D. Godfrey. 2016. Effects of seeding rates and rice water weevil (Coleoptera: Curculionidae) density on damage in two medium grain varieties of rice. J. Econ. Entomol. 109: 667-75.
Joseph, S. V., I. Grettenberger, and L. Godfrey. 2016. Insecticides applied to soil of transplant plugs for Bagrada hilaris (Burmeister) (Hemiptera: Pentatomidae) management in broccoli. Crop Protection 87: 68-77.
Aghaee, Mohammad-Amir and Larry D. Godfrey. 2016. Winter flooding of California rice fields reduces immature populations of Lissorhoptrus oryzophilus (Coleoptera: Curculionidae) in the spring. Pest Management Science. Accepted.
Cervantes, Felix A., Elaine A. Backus, Larry Godfrey, Waseem Akbar, and Thomas L. Clark. 2016. Characterization of an EPG waveform library for adult Lygus lineolaris and Lygus hesperus (Hemiptera: Miridae) feeding on cotton squares. Ann. Entomol. Soc. Amer. 109(5): 684–97.
Aghaee, Mohammad-Amir and Larry D. Godfrey. 2015. The efficacy of Bacillus thuringiensis spp galleriae against rice water weevil (Coleoptera: Curculionidae) for integrated pest management in California rice. J. Econ. Entomol. 1-8.
Aghaee, Mohammad-Amir and Larry D. Godfrey. 2015. A century of rice water weevil: a history of research and management with an emphasis on the United States. J. Int. Pest Man. D1-D14.
Joseph, S. V., and L. Godfrey. 2016. Evaluation of at-plant versus foliar applications of insecticides for control of Bagrada hilaris on broccoli, 2014. Arthropod Management Tests 41. doi: 10.1093/amt/tsw089.
Weller, Stephen C., Albert K. Culbreath, Leonard Gianessi, and Larry D. Godfrey. 2014. The contributions of pesticides to pest management in meeting the global need for food production by 2050. CAST Issue Paper Num. 55. 28 pp.
Godfrey, Larry D. and Vonny Barlow. 2014. Alfalfa aphids. In. Compendium of Alfalfa Diseases and Pests. Third edition. Samac, Debby, Lanny Rhodes and William O. Lamp. (ed.). Amer Phytopathological Society. pp. 80-83.
Espino, L., A. Fischer, L. Godfrey, C. Greer, J. Hill, R. Marsh, and R. Mutters. 2013. Integrated Pest Management for Rice, Third Edition. University of California Agriculture and Natural Resources, Publ. 3280. 98 pages.
Tollerup, K. E., D. Marcum, R. Wilson, and L. Godfrey. 2013. Binomial and enumerative sampling of Tetranychus urticae (Koch) (Acari: Tetranychidae) on peppermint in California. J. Econ. Entomol. 106:1707-17.
Tollerup, K. E., D. Marcum, R. Wilson, and L. Godfrey. 2013. Biology of mint root borer (Lepidoptera: Crambidae) and control options on California peppermint. Journal of Integrated Pest Management. Journal of Integrated Pest Management. 4:A1-A4.
Pedersen, Andrew B. and Larry D. Godfrey. 2011. Evaluation of cucurbitacin-based gustatory stimulant to facilitate cucumber beetle (Coleoptera: Chrysomelidae) management with foliar insecticides in melons. J. Econ. Entomol. 104: 1294-1300.
Pedersen, Andrew B. and Larry D. Godfrey. 2011. Field and vegetable crops as hosts of larval western spotted cucumber beetles (Coleoptera: Chrysomelidae). Environ. Entomol 40: 633-8.
Reisig, Dominic D., Larry D. Godfrey, and Daniel B. Marcum. 2010. Plant quality and conspecific density effects on Anaphothrips obscurus (Thysanoptera: Thripidae) wing diphenism and population ecology. Environ. Entomol 39:685-94.
Reisig, Dominic D., Larry D. Godfrey, and Daniel B. Marcum. 2010. Grass thrips (Anaphothrips obscurus) (Thysanoptera: Thripidae) population dynamics and sampling method comparison in timothy Environ. Entomol 39: 1617-25.
Reisig, Dominic D. and Larry D. Godfrey. 2010. Remotely sensing arthropod and nutrient stressed plants: A case study with nitrogen and cotton aphid (Hemiptera: Aphididae). Environ. Entomol 39:1255-63.
Reisig, D.D., L.D. Godfrey, and D.B. Marcum. 2009. Effectiveness of spring burning for management of thrips in timothy (Phleum pretense L.) Southwest. Entomol 34: 407-16.
Hein, G.L., M. Boethal, L.D. Godfrey. 2009. Major Insect and Arthropod Pests. Compendium of Beet Diseases and Insects, second edition. Amer Phytopathological Society 95-117.
Reisig, D.D., L.D. Godfrey, and D.B. Marcum. 2009. Thresholds, injury, and loss relationships for thrips in Phleum pratense (Poales: Poaceae). Environ. Entomol 38: 1737-44.
Summers, C. G., L. D. Godfrey, and E. T. Natwick. 2008. Managing Insects in Alfalfa. Irrigated Alfalfa Management for Mediterranean and Desert Zones, Univ. of California Agric. and Nat. Res., Publ. 3512 131-154.
Slosser, J. E. and L. D. Godfrey. 2007. Biology and management of the cotton aphid. E. Hequet, T. J. Henneberry, and R. L. Nichols (eds.), Sticky cotton: causes, effects, and prevention USDA-ARS Tech. Bull. No. 1915. 86-99.