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United States Department of Agriculture

Agricultural Research Service

Related Topics

Rodrigo Krugner
Crop Diseases, Pests and Genetics Research
Entomology

Phone: (559) 596-2887
Fax: (559) 596-2851

9611 S. RIVERBEND AVE.
PARLIER , CA 93648

Projects
Epidemiology and Management of Pierce's Disease and Other Maladies of Grape
Appropriated (D)
  Accession Number: 422946

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Sequence polymorphism in an insect RNA virus field population: A snapshot from a single point in space and time reveals stochastic differences among and within individual hosts -
Stenger, D.C., Krugner, R., Nouri, S., Ferriol, I., Falk, B.W., Sisterson, M.S. 2016. Sequence polymorphism in an insect RNA virus field population: a snapshot from a single point in space and time reveals stochastic differences among and within individual hosts. Virology. 498:209-217.
Seasonal fluctuations of sap-feeding insect species infected by Xylella fastidiosa in apulian olive groves of southern Italy -
Ben Moussa, I., Mazzoni, V., Valentini, F., Yaseen, T., Lorusso, D., Speranza, S., Digiaro, M., Varvaro, L., Krugner, R., D'Onghia, A. 2016. Seasonal fluctuations of sap-feeding insect species infected by Xylella fastidiosa in apulian olive groves of southern Italy. Journal of Economic Entomology. 109(4):1512-1518.
Transmission ecology and epidemiology of the citrus variegated chlorosis strain of Xylella fastidiosa -
Lopes, J.S., Krugner, R. 2016. Transmission ecology and epidemiology of the citrus variegated chlorosis strain of Xylella fastidiosa. In: Brown, J.K., editor. Vector-Mediated Transmission of Plant Pathogens. St. Paul, MN: American Phytopathological Society Press. p. 195-208.
Rootstock effects on almond leaf scorch disease incidence and severity -
Krugner, R., Ledbetter, C.A. 2016. Rootstock effects on almond leaf scorch disease incidence and severity. Plant Disease. 100(8):1617-1621. doi: 10.1094/PDIS-01-16-0125-RE.
Substrate-borne vibrational signals in intraspecific communication of glassy-winged sharpshooters (GWSS) -
Krugner, R., Nieri, R., Gordon, S.D., Mazzoni, V. 2015. Substrate-borne vibrational signals in intraspecific communication of glassy-winged sharpshooters (GWSS). In: Research Progress Reports, Pierce's Disease and Other Designatred Pests and Diseases of Wine Grapes, California Department of Food and Agriculture, December, 2015, Sacramento, California. p. 104-109.
Glassy-winged sharpshooter oviposition effects on foliar grapevine and red-tipped photinia terpenoid levels -
Effect of plant barriers and citrus leaf age on dispersal of Diaphorina citri Kuwayama (Hemiptera: Liviidae) -
Tomaseto, A.F., Krugner, R., Lopes, J.R. 2015. Effect of plant barriers and citrus leaf age on dispersal of Diaphorina citri Kuwayama (Hemiptera: Liviidae). Journal of Applied Entomology. Available online: doi:10.1111/jen.12249
Olive quick decline in Italy is associated with unique strain of Xylella fastidiosa -
Fichtner, E., Lightle, D., Krugner, R. 2015. Olive quick decline in Italy is associated with unique strain of Xylella fastidiosa. Subtropics newsletter. 13(1):2-3.
Glassy-winged sharpshooter oviposition effects on photinia volatile chemistry with implications on egg parasitoid effectiveness -
Wallis, C.M., Krugner, R. 2014. Glassy-winged sharpshooter oviposition effects on photinia volatile chemistry with implications on egg parasitoid effectiveness. CDFA Pierce's Disease Research Progress Reports. p. 256.
Olive “quick decline” in Italy is associated with Xylella fastidiosa, a plant pathogenic bacterium also associated with California olives -
Fichtner, E., Lightle, D., Krugner, R. 2014. Olive “quick decline” in Italy is associated with Xylella fastidiosa, a plant pathogenic bacterium also associated with California olives. CAPCA Adviser Magazine. p.44-45.
Infectivity and transmission of Xylella fastidiosa Salento strain by Philaenus spumarius L. (Hemiptera: Aphrophoridae) in Apulia, Italy -
Saponari, M., Loconsole, G., Cornara, D., Yokomi, R.K., De Stradis, A., Boscia, D., Bosco, D., Martelli, G., Krugner, R., Porcelli, F. 2014. Infectivity and transmission of Xylella fastidiosa Salento strain by Philaenus spumarius L. (Hemiptera: Aphrophoridae) in Apulia, Italy. Journal of Economic Entomology. 107(4):1316-1319.
Attraction of the egg parasitoid, Gonatocerus ashmeadi Girault (Hymenoptera: Mymaridae) to synthetic formulation of a (E)-ß-ocimene and (E,E)-a-farnesene mixture -
Krugner, R., Wallis, C.M., Walse, S.S. 2014. Attraction of the egg parasitoid, Gonatocerus ashmeadi Girault (Hymenoptera: Mymaridae) to synthetic formulation of a (E)-ß-ocimene and (E,E)-a-farnesene mixture. Biological Control. 77:23-28.
Young citrus leaves decrease dispersal distance of Diaphorina citri Kuwayama (Hemiptera: Liviidae) -
Tomaseto, A.F., Krugner, R., Lopes, J.R. 2014. Young citrus leaves decrease dispersal distance of Diaphorina citri Kuwayama (Hemiptera: Liviidae). Meeting Abstract. p.36.
Evaluation of olive as a host of Xylella fastidiosa and associated sharpshooter vectors -
Krugner, R., Sisterson, M.S., Chen, J., Stenger, D.C., Johnson, M.W. 2014. Evaluation of olive as a host of Xylella fastidiosa and associated sharpshooter vectors. Plant Disease. 98:1186-1193.
Suitability of non-fertilized eggs of Homalodisca vitripennis for the egg parasitoid Gonatocerus morrili -
Krugner, R. 2014. Suitability of non-fertilized eggs of Homalodisca vitripennis for the egg parasitoid Gonatocerus morrili. Biocontrol. 59:167-174.
Plant water stress effects on stylet probing behaviors of Homalodisca vitripennis (Hemiptera: Cicadellidae) associated with acquisition and inoculation of the bacterium Xylella fastidiosa -
Krugner, R., Backus, E.A. 2014. Plant water stress effects on stylet probing behaviors of Homalodisca vitripennis (Hemiptera: Cicadellidae) associated with acquisition and inoculation of the bacterium Xylella fastidiosa. Journal of Economic Entomology. 107(1):66-74.
Suitability of fertilized and non-fertilized eggs of Homalodisca vitripennis for the egg parasitoid Gonatocerus morrili -
Krugner, R. 2013. Suitability of fertilized and non-fertilized eggs of Homalodisca vitripennis for the egg parasitoid Gonatocerus morrili. CDFA Pierce's Disease Control Program Research Symposium. p.11.
Habitat Effects on Population Density and Movement of Insect Vectors of Xylella fastidiosa in California, USA -
Krugner, R. 2013. Habitat Effects on Population Density and Movement of Insect Vectors of Xylella fastidiosa in California, USA. Symposium on Insect Vectors and Insect-Borne Diseases. 173: 83-106.
Effects of plant water stress on vector feeding behaviors that control acquisition and inoculation of Xylella fastidiosa -
Backus, E.A., Krugner, R. 2013. Effects of plant water stress on vector feeding behaviors that control acquisition and inoculation of Xylella fastidiosa. p. 1.In: 2012 Pierce's Disease Research Progress Reports, California Department of Food and Agriculture, 262 pp.
Evaluation of grapevine as a host for the glassy-winged sharpshooter -
Sisterson, M.S., Krugner, R., Wallis, C.M. 2012. Evaluation of grapevine as a host for the glassy-winged sharpshooter. In: Pierce's Disease Research Progress Reports, California Department of Food and Agriculture. pp 12.
Postharvest Fumigation Research at ARS -
Walse, S.S., Hall Iv, W.A., Bellamy, D.E., Krugner, R., Tebbets, J.S. 2012. Postharvest Fumigation Research at ARS. International Conference on Methyl Bromide Alternatives and Emissions Reductions, November 6-8, 2012, San Diego, California. p. 51:1-2.
Gut content examination of the citrus predator assemblage for the presence of Homalodisca vitripennis remains Reprint Icon -
Hagler, J.R., Blackmer, F., Krugner, R., Groves, R.L., Morse, J.G., Johnson, M.W. 2013. Gut content examination of the citrus predator assemblage for the presence of Homalodisca vitripennis remains. Biocontrol. 58:341-349.
Plant water stress effects on the net dispersal rate of the insect vector Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae) and movement of its egg parasitoid, Gonatocerus ashmeadi Girault (Hymenoptera: Mymaridae) -
Krugner, R., Hagler, J.R., Groves, R.L., Sisterson, M.S., Morse, J.G., Johnson, M.W. 2012. Plant water stress effects on the net dispersal rate of the insect vector Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae) and movement of its egg parasitoid, Gonatocerus ashmeadi Girault (Hymenoptera: Mymaridae). Environmental Entomology. 41(6):1279-1289.
Recapture rate of diaphorina citri kuwayama (hemiptera: psyllidae) marked with fluorescent dust in dispersal studies -
Tomaseto, A.F., Krugner, R., Lopes, J.R. 2012. Recapture rate of diaphorina citri kuwayama (hemiptera: psyllidae) marked with fluorescent dust in dispersal studies. Brazilian National Congress of Entomology. Available:www.seb.org.br/cbe2012/trabalhos/1875/1875_1.pdf
Effects of plant water stress on vector feeding behaviors that control acquisition and inoculation of Xylella fastidiosa -
Backus, E.A., Krugner, R. 2012. Effects of plant water stress on vector feeding behaviors that control acquisition and inoculation of Xylella fastidiosa. Phytopathology. 102(S4):8.
Postharvest treatment of strawberries with methyl bromide to control spotted wing drosophila, Drosophila suzukii -
Walse, S.S., Krugner, R., Tebbets, J.S. 2012. Postharvest treatment of strawberries with methyl bromide to control spotted wing drosophila, Drosophila suzukii. Journal of Asia-Pacific Entomology. 15:451-456.
Phenology of Xylella fastidiosa and its vector around California almond nurseries: An assessment of plant vulnerability to almond leaf scorch disease -
Krugner, R., Ledbetter, C.A., Chen, J., Shrestha, A. 2012. Phenology of Xylella fastidiosa and its vector around California almond nurseries: An assessment of plant vulnerability to almond leaf scorch disease. Plant Disease. 96(10):1488-1494.
Phenology of Xylella fastidiosa and its Vector, Draeculacephala minerva, in vegetation surrounding California Almond Nurseries -
Krugner, R., Ledbetter, C.A., Chen, J., Shrestha, A. 2012. Phenology of Xylella fastidiosa and its Vector, Draeculacephala minerva, in vegetation surrounding California Almond Nurseries. Entomological Society of America Proceedings, Pacific Branch Meting, March 25-28, 2012, Portland, Oregon. p. 21.
Effects of Insect Origin, Gender, and Age on Transmission of Xylella fastidiosa to Grapevines by Homalodisca vitripennis (Hemiptera: Cicadellidae) -
Krugner, R., Sisterson, M.S., Lin, H. 2012. Effects of Insect Origin, Gender, and Age on Transmission of Xylella fastidiosa to Grapevines by Homalodisca vitripennis (Hemiptera: Cicadellidae). Annals of the Entomological Society of America. 105(2):280-286.
Phenology of Xylella fastidiosa and Draeculocephala minerva in California almond nurseries: an assessment of plant vulnerability to almond leaf scorch disease -
Krugner, R. 2011. Phenology of Xylella fastidiosa and Draeculocephala minerva in California almond nurseries: an assessment of plant vulnerability to almond leaf scorch disease. CDFA Pierce's Disease Control Program Research Symposium, Dec 15-18, 2011, Sacramento, California. p.29.
Effects of plant water stress and temperature on glassy-winged sharpshooter feeding in relation to transmission of Xylella fastidiosa -
Backus, E.A., Krugner, R., Son, Y., Johnson, M. 2011. Effects of plant water stress and temperature on glassy-winged sharpshooter feeding in relation to transmission of Xylella fastidiosa. CDFA Pierce's Disease Control Program Research Symposium. p. 19.
Grape hosts infested with glassy-winged sharpshooters produce volatile compounds which may attract egg parasitoids -
Wallis, C.M., Krugner, R., Walse, S.S. 2011. Grape hosts infested with glassy-winged sharpshooters produce volatile compounds which may attract egg parasitoids. Phytopathology 101:S184.
Honeydew and insecticide-bait as competing food resources for a fruit fly and common parasitoids -
Wang, X., Johnson, M.W., Opp, S.B., Krugner, R., Daane, K.M. 2011. Honeydew and insecticide-bait as competing food resources for a fruit fly and common parasitoids. Entomologia Experimentalis et Applicata. p.128-137.
VECTOR ABILITY AND REPRODUCTIVE CHARACTERISTICS OF HOMALODISCA VITRIPENNIS (GERMAR) (HEMIPTERA: CICADELLIDAE) FROM GEOGRAPHICALLY SEPARATED POPULATIONS IN CALIFORNIA -
Krugner, R., Sisterson, M.S., Lin, H. 2011. VECTOR ABILITY AND REPRODUCTIVE CHARACTERISTICS OF HOMALODISCA VITRIPENNIS (GERMAR) (HEMIPTERA: CICADELLIDAE) FROM GEOGRAPHICALLY SEPARATED POPULATIONS IN CALIFORNIA. Entomological Society of America Annual Meeting. p.25.
Glassy-winged sharpshooter infestations induce grape hosts to produce volatile compounds which may attract egg parasitoids -
Wallis, C.M., Krugner, R., Walse, S.S. 2010. Glassy-winged sharpshooter infestations induce grape hosts to produce volatile compounds which may attract egg parasitoids. CDFA Pierce's Disease Control Program Research Symposium, Dec 15-17, 2010, San Diego, California. p.51.
EXPERIMENTAL ANALYSIS OF BIOLOGICAL PARAMETERS AND VECTOR ABILITY OF GLASSY-WINGED SHARPSHOOTERS FROM ALLOPATRIC POPULATIONS IN CALIFORNIA -
Krugner, R., Sisterson, M.S., Lin, H. 2010. EXPERIMENTAL ANALYSIS OF BIOLOGICAL PARAMETERS AND VECTOR ABILITY OF GLASSY-WINGED SHARPSHOOTERS FROM ALLOPATRIC POPULATIONS IN CALIFORNIA. [abstract]CDFA Pierce's Disease Control Program Research Symposium, Dec 15-17, 2010, San Diego, CA. p. 21.
Differential reproductive maturity between allopatric populations of Homalodisca vitripennis (Hemiptera: Cicadellidae) in California -
Krugner, R. 2010. Differential reproductive maturity between allopatric populations of Homalodisca vitripennis (Hemiptera: Cicadellidae) in California. Crop Protection. 29:1521-1528.
Estimation of feeding threshold for Homalodisca vitripennis (Hemiptera: Cicadellidae) and its application to prediction of overwintering mortality -
Son, Y., Groves, R.L., Daane, K.M., Morgan, D.J., Krugner, R., Johnson, M.W. 2010. Estimation of feeding threshold for Homalodisca vitripennis (Hemiptera: Cicadellidae) and its application to prediction of overwintering mortality. Environmental Entomology. 39(4):1264-1275.
Evaluation of pathogenicity and insect transmission of Xylella fastidiosa strains to olive plants -
Krugner, R. 2010. Evaluation of pathogenicity and insect transmission of Xylella fastidiosa strains to olive plants [abstract]. California Olive Committee Annual Research Report. P. 48-56.
Glassy-winged sharpshooters (GWSS) are not GWSS: Differential Reproductive Maturity between Allopatric Californian Populations -
Krugner, R. 2009. Glassy-winged sharpshooters (GWSS) are not GWSS: Differential Reproductive Maturity between Allopatric Californian Populations. [abstract]. California Department of Food and Agriculture, Pierce's Disease Control Program Research Symposium, December 9-11, 2009, Sacramento, CA.
Movement of Glassy-Winged Sharpshooters in a Deficit Irrigated Citrus Orchard -
Krugner, R. 2010. Movement of Glassy-Winged Sharpshooters in a Deficit Irrigated Citrus Orchard. In: American Society of Agronomy, California Chapter, California Plant and Soil Confeence, February 2-3, 2010, Tulare, California. p.32.
Production of Anagrus epos Girault (Hymenoptera: Mymaridae) on Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae) eggs -
Krugner, R., Johnson, M.W., Morgan, D.J., Morse, J.G. 2009. Production of Anagrus epos Girault (Hymenoptera: Mymaridae) on Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae) eggs. Biological Control. 51(1):122-129.
Quantification of Movement and Spatiotemporal Distribution of Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae) in a Citrus Orchard Using a Protein Marking Technique -
Krugner, R., Johnson, M.W., Hagler, J.R., Groves, R., Morse, J.G. 2009. Quantification of Movement and Spatiotemporal Distribution of Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae) in a Citrus Orchard Using a Protein Marking Technique. Entomological Society of America Annual Meeting. Available: http://esa.confex.com/esa/2009/webprogram/Paper39813.html.
Diverse niche opportunities for glassy-winged sharpshooter, Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae), in California and the role of research for crop protection -
Krugner, R. 2009. Diverse niche opportunities for glassy-winged sharpshooter, Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae), in California and the role of research for crop protection. Entomological Society of America Annual Meeting. Available: http://esa.confex.com/esa/2009/webprogram/Paper40421.html
The Glassy-Winged Sharpshooter Vector of Xylella fastidiosa Harbors a Phytoreovirus -
Stenger, D.C., Sisterson, M.S., Krugner, R., Backus, E.A., Hunter, W.B. 2009. The Glassy-Winged Sharpshooter Vector of Xylella fastidiosa Harbors a Phytoreovirus. American Phytopathological Society Annual Meeting, Portland, OR. (07/09). Phytopathology 99: S124.
Genomic Characterization of a Phytoreovirus species infecting the glassy-winged sharpshooter -
Stenger, D.C., Sisterson, M.S., Krugner, R., Backus, E.A., Hunter, W.B. 2009. Genomic Characterization of a Phytoreovirus species infecting the glassy-winged sharpshooter[abstract]. American Society for Virology Meeting. p.342.
Seasonal Population Dynamics of Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae) in Sweet Orange Trees Maintained under Continuous Deficit Irrigation -
Krugner, R., Groves,, R.L., Johnson,, M.W., Flores,, A.P., Hagler, J.R., Morse,, J.G. 2009. Seasonal Population Dynamics of Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae) in Sweet Orange Trees Maintained under Continuous Deficit Irrigation. Journal of Economic Entomology. 102(3):960-973.
A New Phytoreovirus Infecting the Glassy-Winged Sharpshooter (Homalodisca vitripennis) -
Stenger, D.C., Sisterson, M.S., Krugner, R., Backus, E.A., Hunter, W.B. 2009. A New Phytoreovirus Infecting the Glassy-Winged Sharpshooter (Homalodisca vitripennis). Virology. 386:469-477.
Spatiotemporal Distribution and Movement of Glassy-Winged Sharpshooters in a Citrus Orchard -
Krugner, R., Johnson, M.W., Hagler, J.R., Groves, R., Morse, J. 2009. Spatiotemporal Distribution and Movement of Glassy-Winged Sharpshooters in a Citrus Orchard. National IPM Symposium, Portland, Oregon, March 24-26, 2009.
Characterization of a new Phytoreovirus species infecting the glassy-winged sharpshooter -
Stenger, D.C., Sisterson, M.S., Krugner, R., Backus, E.A., Hunter, W.B. 2008. Characterization of a new Phytoreovirus species infecting the glassy-winged sharpshooter [abstract]. CDFA Pierce's Disease Control Program Research Symposium, December 15-17, 2008, San Diego, California; Poster abstracts not published in Proceedings.
Population dynamics of insect vectors of Xylella fastidiosa in almond nurseries in the San Joaquin Valley of California: An assessment of plant vulnerability to almond leaf scorch disease. -
Krugner, R. 2008. Population dynamics of insect vectors of Xylella fastidiosa in almond nurseries in the San Joaquin Valley of California: An assessment of plant vulnerability to almond leaf scorch disease.. Entomological Society of America Annual Meeting, Reno, Nevada, November 16-19, 2008.
Olfactory responses of the egg parasitoid, Gonatocerus ashmeadi Girault (Hymenoptera: Mymaridae), to host plants infested by Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae) -
Krugner, R., Johnson, M.W., Daane, K.M., Morse, J.G. 2008. Olfactory responses of the egg parasitoid, Gonatocerus ashmeadi Girault (Hymenoptera: Mymaridae), to host plants infested by Homalodisca vitripennis (Germar) (Hemiptera: Cicadellidae). Biological Control. 47:8-15.
Dispersal and Movement of the Glassy-winged Sharpshooter and Associated Natural Enemies in a Continuous, Deficit-irrigated Agricultural Landscape -
Krugner, R., Nadel, H., Johnson,, M.W., Hagler, J.R., Morgan,, D., Stenger, D.C., Groves, R. 2007. Dispersal and Movement of the Glassy-winged Sharpshooter and Associated Natural Enemies in a Continuous, Deficit-irrigated Agricultural Landscape. In: Proceedings of CDFA Pierce's Disease Control Program Research Symposium, December 12-14, 2007, San Diego, California. p. 38-41
The Anagrus epos Complex: a Likely Source of Effective Classical Biological Agents for Glassy-Winged Sharpshooter Control -
Morse,, J.G., Stouthamer,, R., Triapitsyn,, S.V., Morgan,, D.J., Lytle,, J.M., Krugner, R., Rugman-Jones,, P. 2007. The Anagrus epos Complex: a Likely Source of Effective Classical Biological Agents for Glassy-Winged Sharpshooter Control. In: CDFA Pierce's Disease Control Program Research Symposium, San Diego, CA, Dec 12-14, 2007. p. 94-97.
Last Modified: 5/2/2016
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