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United States Department of Agriculture

Agricultural Research Service

Related Topics

Jianchi Chen
Crop Diseases, Pests and Genetics
Research Plant Pathologist

Phone: (559) 596-2924
Fax: (559) 596-2921
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
Cultivation and Characterization of "Candidatus Liberibacter Solanacearum"
Specific Cooperative Agreement (S)
  Accession Number: 421791
A phage/prophage-based PCR system for sensitive and specific detection of “Candidatus Liberibacter Asiaticus and Spiroplasma
Trust (T)
  Accession Number: 424160

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
A draft genome sequence of “Candidatus Liberibacter asiaticus” from California, USA - (Peer Reviewed Journal) - (02-Sep-14)
Improved real-time PCR diagnosis of citrus stubborn disease by targeting prophage genes of Spiroplasma citri - (Peer Reviewed Journal)
Wang, X., Doddapaneni, H., Chen, J., Yokomi, R.K. 2014. Improved real-time PCR diagnosis of citrus stubborn disease by targeting prophage genes of Spiroplasma citri. Plant Disease. Available:http://dx.doi.org/10.1094/PDIS-06-14-0572-RE.
Identification of a novel 1033-nucleotide deletion polymorphism in the prophage region of ‘Candidatus Liberibacter asiaticus’: potential applications for bacterial epidemiology - (Peer Reviewed Journal)
Wang, X., Su, H., Huang, L., Deng, X., Chen, J., Zhou, C., Li, Z. 2014. Identification of a novel 1033-nucleotide deletion polymorphism in the prophage region of ‘Candidatus Liberibacter asiaticus’: potential applications for bacterial epidemiology. Journal of Phytopathology. Available:http://dx.doi.org/10.1111/jph.12307
A whole genome sequence of ‘Candidatus Liberibacter asiaticus’ from Guangdong, China, where HLB was first described - (Abstract Only) - (09-May-14)
Pyrosequencing analyses of endophytic bacterial populations in tomato leaves infected by ‘Candidatus Liberibacter solanacearum’ - (Abstract Only) - (09-May-14)
Characterization of Xylella fastidiosa pear leaf scorch strain in Taiwan through whole genome sequence analyses - (Abstract Only) - (09-May-14)
Diversity of “Candidatus Liberibacter asiaticus” strains from Brazil, China, and United States at two hyper-variable genomic loci - (Peer Reviewed Journal)
Deng, X., Chen, J., Lopes, S., Wang, X., Sun, X., Jones, D., Irey, M., Civerolo, E.L. 2014. Diversity of “Candidatus Liberibacter asiaticus” strains from Brazil, China, and United States at two hyper-variable genomic loci. Current Microbiology. Available:http://dx.doi.org/10.1007/s00284-014-0621-9.
Whole genome sequence of “Candidatus Liberibacter asiaticus” from Guangdong, China - (Peer Reviewed Journal)
Zheng, Z., Deng, X., Chen, J. 2014. Whole genome sequence of “Candidatus Liberibacter asiaticus” from Guangdong, China. Genome Announcements. 2(2):e00273-14,doi:10.1128/genomeA.00273-14.
Evaluation of olive as a host of Xylella fastidiosa and associated sharpshooter vectors - (Peer Reviewed Journal)
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.
Draft genome sequence of Xylella fastidiosa pear leaf scorch strain in Taiwan - (Peer Reviewed Journal)
Su, C.C., Deng, W.L., Jan, F.J., Chang, C.J., Huang, H., Chen, J. 2014. Draft genome sequence of Xylella fastidiosa pear leaf scorch strain in Taiwan. Genome Announcements. 2(2):e00166-14,doi:10.1128/genomeA.00166-14.
Increase of “Candidatus Liberibacter solanacearum” titer in aging tomato leaves and pyrosequencing analyses of endophyte populations - (Proceedings) - (01-Feb-14)
Rootstock effects on progression of Pierce's disease symptom development and possible mechanisms - (Abstract Only)
Wallis, C.M., Wallingford, A.K., Chen, J. 2013. Rootstock effects on progression of Pierce's disease symptom development and possible mechanisms. In: Proceedings of the Pierce's Disease Research Symposium, December 16-18, 2013, Sacramento, California. p. 214.
Grapevine rootstock effects on scion sap phenolic levels, resistance to Xylella fastidiosa infection, and progression of Pierce’s disease - (Peer Reviewed Journal)
Wallis, C.M., Wallingford, A.K., Chen, J. 2013. Grapevine rootstock effects on scion sap phenolic levels, resistance to Xylella fastidiosa infection, and progression of Pierce’s disease. Frontiers in Plant Physiology. 4:502. http://dx.doi.org/10.3389/fpls.2013.00502.
Initiation of a pan-genomic research project for Xylella fastidiosa - (Abstract Only)
Chen, J., Huang, H., Chang, C., Stenger, D.C. 2013. Initiation of a pan-genomic research project for Xylella fastidiosa. In: Proceedings of the Pierce's Disease Research Symposium, December 16-18, 2013, Sacramento, California. pp. 84.
Validation of ‘Variable Number of Tandem Repeat’ analysis and its applications for examination of ‘Candidatus Liberibacter asiaticus’ populations in areas of recent introduction - (Peer Reviewed Journal)
Matos, L.A., Hilf, M.E., Chen, J., Folimonova, S.Y. 2013. Validation of ‘Variable Number of Tandem Repeat’ analysis and its applications for examination of ‘Candidatus Liberibacter asiaticus’ populations in areas of recent introduction. PLoS One. 8-11:e78994.
Draft genome sequence of Xylella fastidiosa supsp. multiplex strain Griffin-1 from Quercus rubra in Georgia - (Peer Reviewed Journal)
Chen, J., Huang, H., Chang, C., Stenger, D.C. 2013. Draft genome sequence of Xylella fastidiosa supsp. multiplex strain Griffin-1 from Quercus rubra in Georgia. Genome Announcements. 1(5):e00756-13,doi:10.1128/genomeA.00756-13.
Population structures of “Candidatus Liberibacter asiaticus” in Southern China - (Peer Reviewed Journal)
Ma, W., Wen, X., Gu, Y., Deng, X., Chen, J. 2014. Population structures of “Candidatus Liberibacter asiaticus” in Southern China. Phytopathology. 104:158-162.
Preliminary research on soil conditioner mediated citrus Huanglongbing mitigation in the field in Guangdong, China - (Peer Reviewed Journal)
Xu, M., Liang, M., Zheng, Z., Zhu, Q., Xia, Y., Chen, J., Deng, X. 2013. Preliminary research on soil conditioner mediated citrus Huanglongbing mitigation in the field in Guangdong, China. European Journal of Plant Pathology. 137:283-293.
Prophages in “Candidatus Liberibacter asiaticus” and Spiroplasma citri - (Abstract Only)
Chen, J., Deng, X., Wang, X., Yokomi, R.K. 2013. Prophages in “Candidatus Liberibacter asiaticus” and Spiroplasma citri. In: Book of Abstracts, 19th Conference of International Organization of Citrus Virologists. p.78.
Detection and characterization of miniature inverted-repeat transposable elements in “Candidatus Liberibacter asiaticus” - (Peer Reviewed Journal)
Wang, X., Tan, J., Bai, Z., Su, H., Deng, X., Li, Z., Zhou, C., Chen, J. 2013. Detection and characterization of miniature inverted-repeat transposable elements in “Candidatus Liberibacter asiaticus”. Journal of Bacteriology. 195:3979-3986.
Xylella fastidiosa infection effects on xylem sap and tissue phenolics in different grapevine cultivars - (Peer Reviewed Journal)
Wallis, C.M., Wallingford, A.K., Chen, J. 2013. Xylella fastidiosa infection effects on xylem sap and tissue phenolics in different grapevine cultivars. Physiological and Molecular Plant Pathology. 84:28-35.
Effects of rootstock on Xylella fastidiosa infection and grapevine sap phenolics - (Abstract Only)
Wallingford, A.K., Wallis, C.M., Chen, J. 2013. Effects of rootstock on Xylella fastidiosa infection and grapevine sap phenolics. American Phytopathological Society Abstracts. 103(S2):154-155.
Sensitive detection of Spiroplasma citri by targeting prophage sequences - (Abstract Only)
Wang, X., Yokomi, R.K., Chen, J. 2013. Sensitive detection of Spiroplasma citri by targeting prophage sequences. Phytopathology. 103:S2.157.
Scanning electron microscopy and in vitro cultivation of endophytic bacteria from potato tubers related to Zebra Chip disease - (Peer Reviewed Journal)
Liu, Q., Chen, J., Munyaneza, J.E., Civerolo, E.L., Wallis, C.M. 2013. Scanning electron microscopy and in vitro cultivation of endophytic bacteria from potato tubers related to Zebra Chip disease. Canadian Journal of Plant Pathology. 35:192-199.
Differentiation of “Candidatus Liberibacter asiaticus” isolates from Brazil, China, and the United States - (Abstract Only) - (10-Feb-13)
Further evidence that U. S. and China populations of “Candidatus Liberibacter asiaticus” are different - (Abstract Only)
Deng, X., Liu, R., Zhang, P., Chen, J. 2013. Further evidence that U.S. and China populations of “Candidatus Liberibacter asiaticus” are different. In: International Research Conference on Huanglongbing. p.38.
Scanning electron microscopy of “Candidatus Liberibacter solanacearum” in infected tomato phloem tissue - (Proceedings)
Chen, J. 2013. Scanning electron microscopy of “Candidatus Liberibacter solanacearum” in infected tomato phloem tissue. Meeting Proceedings. p. 175-178.
Validation of Small RNAs In Xylella fastidiosa by qRT-PCR - (Abstract Only)
Chen, J., Huang, H. 2012. Validation of small RNAs in Xylella fastidiosa by qRT-PCR. In: CDFA Pierce's Disease Control Program Research Symposium. p.84.
Induction of phenolic compounds in response to Xylella fastidiosa infection in five different grapevine cultivars - (Abstract Only)
Wallis, C.M., Wallingford, A.K., Chen, J. 2012. Induction of phenolic compounds in response to Xylella fastidiosa infection in five different grapevine cultivars. In: Esser, T., Randhawa, R. [eds.], Proceedings, 2012 Pierce's Disease Research Symposium. California Department of Food and Agriculture, Sacramento, CA pp. 253.
Development and systematic validation of qPCR assays for rapid and reliable differentiation of Xylella fastidiosa strains causing citrus variegated chlorosis - (Peer Reviewed Journal)
Li, W., Teixeira, D.C., Hartung, J.S., Huang, Q., Chen, J., Lin, H. 2012. Development and systematic validation of qPCR assays for rapid and reliable differentiation of Xylella fastidiosa strains causing citrus variegated chlorosis. Journal of Microbiological Methods. 92:79-89.
Genetic variation of Spiroplasma citri populations in California revealed by two genomic loci - (Abstract Only)
Wang, X., Doddapaneni, H., Chen, J., Yokomi, R.K. 2012. Genetic variation of Spiroplasma citri populations in California revealed by two genomic loci . International Citrus Congress Proceedings. S12P35, p. 213.
Heat treatment of Huanglongbing–affected citrus trees in field for reduction of “Candidatus Liberibacter asiaticus” - (Abstract Only)
Deng, X., Guan, L., Liang, M., Xu, M., Xia, Y., Sequeira, R.A., Chen, J. 2012. Heat treatment of Huanglongbing–affected citrus trees in field for reduction of “Candidatus Liberibacter asiaticus”. International Citrus Congress Proceedings. p.207.
Grapevine phenolics in xylem sap and tissues are significantly altered during infection by Xylella fastidiosa - (Peer Reviewed Journal)
Wallis, C.M., Chen, J. 2012. Grapevine phenolics in xylem sap and tissues are significantly altered during infection by Xylella fastidiosa. Phytopathology. 102:816-826.
Grapevines undergo varying shifts in secondary metabolic profiles when infected with Xylella fastidiosa - (Abstract Only)
Wallis, C.M., Chen, J. 2012. Grapevines undergo varying shifts in secondary metabolic profiles when infected with Xylella fastidiosa. Phytopathology. 102:S4.129.
Population diversity of ‘Candidatus Liberibacter asiaticus’ in southern China revealed by tandem repeat number variation in a hypervariable genomic locus - (Abstract Only)
Ma, W., Wen, X., Gu, Y., Deng, X., Chen, J. 2012. Population diversity of ‘Candidatus Liberibacter asiaticus’ in southern China revealed by tandem repeat number variation in a hypervariable genomic locus. Phytopathology. 102:S4.74.
Detection of small RNAs in Xylella fastidiosa - (Abstract Only)
Chen, J., Huang, H. 2012. Detection of small RNAs in Xylella fastidiosa. Phytopathology. 102:S4.22.
Phenology of Xylella fastidiosa and its vector around California almond nurseries: An assessment of plant vulnerability to almond leaf scorch disease - (Peer Reviewed Journal)
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.
Zebra chip-diseased potato tubers are characterized by increased levels of host secondary metabolites, amino acids, and defense-related proteins - (Peer Reviewed Journal)
Wallis, C.M., Chen, J., Civerolo, E.L. 2012. Zebra chip-diseased potato tubers are characterized by increased levels of host secondary metabolites, amino acids, and defense-related proteins. Physiological and Molecular Plant Pathology. Available: http://dx.doi.org/10.1016/j.pmpp.2012.02.001
Management of almond leaf scorch disease: long term data on yield, tree vitality, and disease progress - (Peer Reviewed Journal)
Sisterson, M.S., Ledbetter, C.A., Higbee, B., Groves, R., Chen, J., Daane, K. 2012. Management of almond leaf scorch disease: long term data on yield, tree vitality, and disease progress. Plant Disease. 96:1037-1044.
Phenology of Xylella fastidiosa and its Vector, Draeculacephala minerva, in vegetation surrounding California Almond Nurseries - (Abstract Only)
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.
Enrichment and characterization of “Candidatus Liberibacter solanacearum” in tomato host - (Abstract Only)
Chen, J. 2012. Enrichment and characterization of “Candidatus Liberibacter solanacearum” in tomato host. Meeting Abstract. p. 154-158.
Zebra chip symptoms are associated with increased phenolic, pathogenesis-related protein, and amino acid levels - (Proceedings)
Wallis, C.M., Chen, J. 2012. Zebra chip symptoms are associated with increased phenolic, pathogenesis-related protein, and amino acid levels. In: Workneh F. Rashed A. Rush CM (eds). Proceedings of the 11th annual SCRI zebra chip reporting session. Fredric Printing, Aurora, NY. p.159-162.
Xylella fastidiosa infection of grapevines affects xylem levels of phenolic compounds and pathogenesis-related proteins - (Abstract Only)
Wallis, C.M., Chen, J., Sisterson, M.S. 2011. Xylella fastidiosa infection of grapevines affects xylem levels of phenolic compounds and pathogenesis-related proteins. CDFA Pierce's Disease Control Program Research Symposium. p.22.
Molecular characterization of a mosaic locus in the genome of ‘Candidatus Liberibacter asiaticus’. - (Peer Reviewed Journal)
Wang, X., Zhou, C., Deng, X., Su, H., Chen, J. 2012. Molecular characterization of a mosaic locus in the genome of ‘Candidatus Liberibacter asiaticus’. BMC Microbiology. 12:18.
Small RNAs in Xylella fastidiosa and their epidemiological applications - (Abstract Only)
Chen, J., Huang, H. 2011. Small RNAs in Xylella fastidiosa and their epidemiological applications. CDFA Pierce's Disease Control Program Research Symposium. p. 90.
Effects of kaolin particle film and imidacloprid on glassy-winged sharpshooter (Homalodisca vitripennis) (Hemiptera: Cicadellidae)populations and the prevention of spread of Xylella fastidiosa in grape Reprint Icon - (Book / Chapter)
Tubajika, K.M., Puterka, G.J., Toscano, N.C., Chen, J., Civerolo, E.L. 2011. Effects of kaolin particle film and imidacloprid on glassy-winged sharpshooter (Homalodisca vitripennis) (Hemiptera: Cicadellidae)populations and the prevention of spread of Xylella fastidiosa in grape. In: Perveen, F., editor. Insecticides – Pest Engineering, Chapter 18. InTech Publishing Online. p. 409-424.
A Review of Managing Huanglongbing (Citrus Greening) in China Using a Nutritional Approach - (Peer Reviewed Journal)
Xia, Y., Ouyang, G., Sequeira, R.A., Takeuchi, Y., Baez, I., Chen, J. 2011. A Review of Managing Huanglongbing (Citrus Greening) in China Using a Nutritional Approach. Plant Health Progress. Available: http://dx.doi.org/10.1094/PHP-2010-1003-01-RV.
Current situation of "Candidatus Liberibacter asiaticus" in Guangdong, P.R. China, where citrus huanglongbing was first described - (Peer Reviewed Journal)
Deng, X., Gao, Y., Chen, J., Pu, X., Kong, W., Li, H. 2012. Current situation of "Candidatus Liberibacter asiaticus" in Guangdong, P.R. China, where citrus huanglongbing was first described. Journal of Integrative Agriculture. 11:424-429.
Searching for small RNA genes in Xylella fastidiosa genomes - (Abstract Only)
Chen, J., Huang, H. 2011. Searching for small RNA genes in Xylella fastidiosa genomes. American Phytopathological Society Abstracts. 101:S34.
Prophages of “Candidatus Liberibacter asiaticus” and their distribution in southern China - (Abstract Only)
Gao, Y., Chen, J., Deng, X. 2011. Prophages of “Candidatus Liberibacter asiaticus” and their distribution in southern China. American Phytopathological Society Abstracts. 101:S58.
Comparison of “Candidatus Liberibacter asiaticus” populations from Brazil, China, and U. S. at two non-related genomic loci - (Abstract Only)
Deng, X., Chen, J., Lopez, S., Wang, X., Sun, X., Jones, D., Irey, M., Civerolo, E.L. 2011. Comparison of “Candidatus Liberibacter asiaticus” populations from Brazil, China, and U. S. at two non-related genomic loci. Phytopathology. 101:S41.
Endophytic bacteria in potato tubers affected by zebra chip disease - (Abstract Only)
Liu, Q., Chen, J., Munyaneza, J.E., Civerolo, E.L. 2011. Endophytic bacteria in potato tubers affected by zebra chip disease. American Phytopathology Society. 101:S108.
Zebra chip disease symptoms are positively associated with pathogenesis-related protein activity and phenolic compound levels in tubers - (Abstract Only)
Wallis, C.M., Chen, J. 2011. Zebra chip disease symptoms are positively associated with pathogenesis-related protein activity and phenolic compound levels in tubers. Phytopathology. 101:S184.
Establishing and fine-tuning an in planta system for potato zebra chip disease research in California - (Abstract Only)
Chen, J., Civerolo, E.L., Van Hest, P. 2011. Establishing and fine-tuning an in planta system for potato zebra chip disease research in California. In: Proceedings of the 10th Annual Zebra Chip Reporting Session. p. 115-119.
“Candidatus liberibacter sp.”, without koch's postulates completed, can the bacterium be considered as the causal agent of citrus Huanglongbing (yellow shoot disease)? - (Peer Reviewed Journal)
Chen, J., Civerolo, E.L., Lee, R.F., Jones, J., Deng, X., Hartung, J.S., Keremane, M.L., Brlansky, R. 2011. “Candidatus liberibacter sp.”, without koch's postulates completed, can the bacterium be considered as the causal agent of citrus Huanglongbing (yellow shoot disease)?. Acta Phytopathologica Sinica. 41(2):113-117.
Genetic diversity of ‘Candidatus Liberibacter asiaticus’ strains - (Abstract Only)
Wang, X., Zhou, C., Deng, X., Irey, M., Chen, J. 2011. Genetic diversity of ‘Candidatus Liberibacter asiaticus’ strains. In: International Research Conference on Huanglongbing. p.34.
Genomic characterization of a lysogenic phage from Xylella fastidiosa - (Abstract Only)
Lewis, B., Chen, J., Farrar, J. 2010. Genomic characterization of a lysogenic phage from Xylella fastidiosa. In: Proceedings of the Pierce's Disease Research Symposium, Dec 15-17, 2010, San Diego, CA. p. 107-111.
First report of bacterial wilt caused by Ralstonia solanacearum on Mesona chinensis in China - (Peer Reviewed Journal)
Liu, Q., Li, Y., Chen, J. 2011. First report of bacterial wilt caused by Ralstonia solanacearum on Mesona chinensis in China. Plant Disease. 95:222.
Analysis of a prophage gene frequency revealed population variation of ‘Candidatus Liberibacter asiaticus’ from two geographically distinct citrus growing Provinces in China - (Peer Reviewed Journal)
Liu, R., Zhang, P., Pu, X., Xing, X., Chen, J., Deng, X. 2011. Analysis of a prophage gene frequency revealed population variation of ‘Candidatus Liberibacter asiaticus’ from two geographically distinct citrus growing Provinces in China. Plant Disease. 95:431-435.
Two whole genome sequences of Xylella fastidiosa (strains M12 and M23) causing almond leaf scorch disease in California - (Peer Reviewed Journal)
Chen, J., Xie, G., Han, S., Civerolo, E.L. 2010. Two whole genome sequences of Xylella fastidiosa (strains M12 and M23) causing almond leaf scorch disease in California. Journal of Bacteriology. 192:4543.
Guangdong (China) and Florida (U. S.) populations of “Candidatus Liberibacter asiaticus” distinguished by a genomic locus with short tandem repeats. - (Abstract Only)
Chen, J., Deng, X., Sun, X., Jones, D., Irey, M., Civerolo, E.L. 2010. Guangdong (China) and Florida (U. S.) populations of “Candidatus Liberibacter asiaticus” distinguished by a genomic locus with short tandem repeats.Phytopathology. 100:S24.
Whole genome evaluation of tandem repeat polymorphisms between two pathogenically similar strains of Xylella fastidiosa isolated from almond and grape in California - (Abstract Only)
Chen, J., Civerolo, E.L. 2010. Whole genome evaluation of tandem repeat polymorphisms between two pathogenically similar strains of Xylella fastidiosa isolated from almond and grape in California. Phytopathology. 100:S24.
Variation of prophage frequency in “Canidatus Liberibacter asiaticus” strains from two geographical distinct citrus growing Provinces in China - (Abstract Only)
Liu, R., Zhang, P., Chen, J., Deng, X. 2010. Variation of prophage frequency in “Canidatus Liberibacter asiaticus” strains from two geographical distinct citrus growing Provinces in China. Phytopathology. 100:S73.
Evidence that Cell Death is Associated with Zebra Chip Disease in Potato Tubers Reprint Icon - (Peer Reviewed Journal)
Miles, G.P., Samuel, M.A., Chen, J., Civerolo, E.L., Munyaneza, J.E. 2010. Evidence that Cell Death is Associated with Zebra Chip Disease in Potato Tubers. American Journal of Potato Research. 87:337-349.
Epidemiology of almond leaf scorch disease in the San Joaquin Valley of California - (Abstract Only)
Sisterson, M.S., Chen, J., Daane, K., Groves, R., Higbee, B., Ledbetter, C.A. 2010. Epidemiology of almond leaf scorch disease in the San Joaquin Valley of California. Phytopathology. 100:S119.
Plasmids of Xylella fastidiosa Mulberry-Infecting Strains Share Extensive Sequence Identity and Gene Complement with pVEIS01 From the Earthworm Symbiont Verminephrobacter Eiseniae Reprint Icon - (Peer Reviewed Journal)
Stenger, D.C., Lee, M.W., Rogers, E.E., Chen, J. 2010. Plasmids of Xylella fastidiosa Mulberry-Infecting Strains Share Extensive Sequence Identity and Gene Complement with pVEIS01 From the Earthworm Symbiont Verminephrobacter Eiseniae. Physiological and Molecular Plant Pathology. 74:238-245.
New Perspectives on the Epidemiology of Citrus Stubborn Disease in California Orchards - (Peer Reviewed Journal)
Mello, A.F., Yokomi, R.K., Melcher, U., Chen, J., Civerolo, E.L., Wayadande, A., Fletcher, J. 2010. New Perspectives on the Epidemiology of Citrus Stubborn Disease in California Orchards. Plant Health Progress. Online publication,(DOI:10.1094/PHP-2010-0526-04-SY).
Guangdong and Florida Populations of “Candidatus Liberibacter asiaticus” Distinguished by a Genomic Locus With Short Tandem Repeats - (Peer Reviewed Journal)
Chen, J., Deng, X., Sun, X., Jones, D., Irey, M., Civerolo, E.L. 2010. Guangdong and Florida Populations of “Candidatus Liberibacter asiaticus” Distinguished by a Genomic Locus With Short Tandem Repeats. Phytopathology. 100:567-572.
Citrus Stubborn Severity is Associated with Spiroplasma Citri Titer but Not with Bacterial Genotype. - (Peer Reviewed Journal)
Mello, A.F., Yokomi, R.K., Melcher, U., Chen, J., Fletcher, J. 2009. Citrus Stubborn Severity is Associated with Spiroplasma Citri Titer but Not with Bacterial Genotype. Plant Disease. 94:75-82.
Genomic Characterization of a Phage in Xylella fastidiosa Almond Leaf Scorch Strain - (Abstract Only)
Chen, J., Civerolo, E.L. 2009. Genomic Characterization of a Phage in Xylella fastidiosa Almond Leaf Scorch Strain. American Phytopathological Society Annual Meeting. 99:S22.
Current Situation of Citrus Huanglongbing in Guangdong, P. R. China - (Abstract Only)
Deng, X., Chen, J., Xu, J., Guo, H., Pu, X., Cai, L., Li, H. 2009. Current Situation of Citrus Huanglongbing in Guangdong, P. R. China. American Phytopathological Society Annual Meeting. 99:S28.
Seasonal Behavior of Xylella fastidiosa Causing Almond Leaf Scorch Disease Under Field Conditions and Improved Detection of the Bacteria by Means of Array-PCR - (Peer Reviewed Journal)
Livingston, S., Chen, J., Civerolo, E.L. 2009. Seasonal Behavior of Xylella fastidiosa Causing Almond Leaf Scorch Disease Under Field Conditions and Improved Detection of the Bacteria by Means of Array-PCR. Journal of Phytopathology. 158:40-45.
Wintercuring of Prunus dulcis cv ‘Butte,’ P. webbii and their interspecific hybrid in response to Xylella fastidiosa infections - (Peer Reviewed Journal)
Ledbetter, C.A., Chen, J., Livingston, S., Groves, R.L. 2009. Wintercuring of Prunus dulcis cv ‘Butte,’ P. webbii and their interspecific hybrid in response to Xylella fastidiosa infections. Euphytica. Available: http://www/springerlink.com/content/80775k3135586p81/fulltext.html
Origins of the Xylella fastidiosa prophage-like regions and their impact in genome differentiation - (Peer Reviewed Journal)
De Mello Varani, A., Souza, R., Nakaya, H., De Lima, W., De Almeida, L., Kitajima, E., Chen, J., Civerolo, E.L., Vasconcelos, A., Van Sluys, M. 2008. Origins of the Xylella fastidiosa prophage-like regions and their impact in genome differentiation. PLoS One. 3(12):e4059. doi:10.1371/journal.pone.0004059.
Survey of phages in Xylella fastidiosa almond leaf scorch strains - (Proceedings) - (10-Dec-08)
Detection of a phytoplasma in citrus showing Huanglongbing (yellow shoot disease) symptoms in Guangdong, P. R. China - (Abstract Only)
Chen, J., Deng,, X., Liu,, S., Pu,, X., Li,, H., Civerolo, E.L. 2008. Detection of a phytoplasma in citrus showing Huanglongbing (yellow shoot disease) symptoms in Guangdong, P. R. China. International Citrus Congress Proceedings, October 26-30,2008, Wuhan, China. p.54.
Mulberry strains of Xylella fastidiosa contain a 25 kilobase pair plasmid with extensive sequence identity to a plasmid from Verminephrobacter eiseniae - (Abstract Only)
Stenger, D.C., Chen, J. 2008. Mulberry strains of Xylella fastidiosa contain a 25 kilobase pair plasmid with extensive sequence identity to a plasmid from Verminephrobacter eiseniae [abstract]. CDFA Pierce's Disease Control Program Research Symposium, December 15-17, 2008, San Diego, California; Poster abstracts not published in Proceedings.
Analysis of a ribosomal RNA operon (rrn) from “Candiatus Liberibacter asiaticus” - (Abstract Only)
Deng,, X., Chen, J., Li,, H. 2008. Analysis of a ribosomal RNA operon (rrn) from “Candiatus Liberibacter asiaticus” [abstract]. International Citrus Congress Proceedings. p. 230.
A phytoplasma related to Candidatus Phytoplasma asteri is associated with citrus showing Huanglongbing (yellow shoot disease) symptoms in Guangdong, P. R. China - (Peer Reviewed Journal)
Chen, J., Deng,, X., Liu,, S., Pu,, X., Li,, H., Civerolo, E.L. 2009. A phytoplasma related to Candidatus Phytoplasma asteri is associated with citrus showing Huanglongbing (yellow shoot disease) symptoms in Guangdong, P. R. China. Phytopathology. 99:236-242.
Sequestering and characterization of sequence of a ribosomal RNA operon (rrn) from “Candiatus Liberibacter asiaticus” - (Peer Reviewed Journal)
Deng,, X., Chen, J., Li,, H. 2008. Sequestering and characterization of sequence of a ribosomal RNA operon (rrn) from “Candiatus Liberibacter asiaticus”. Molecular and Cellular Probes. 22:338-340.
Morphological evidence for phages of Xylella fastidiosa - (Peer Reviewed Journal)
Chen, J., Civerolo, E.L. 2008. Morphological evidence for phages of Xylella fastidiosa. Virology Journal. 5:75.
Xylella fastidiosa isolates from mulberry harbor a 25 kilobase pair plasmid with extensive sequence identity to a plasmid from Verminephrobacter eiseniae - (Abstract Only)
Stenger, D.C., Chen, J. 2008. Xylella fastidiosa isolates from mulberry harbor a 25 kilobase pair plasmid with extensive sequence identity to a plasmid from Verminephrobacter eiseniae. Phytopathology 98:S150.
Detection of phytoplasma and Candidatus Liberibacter asiaticus in citrus showing Huanglongbing (yellow shoot disease) symptoms in Guangdong, P. R. China - (Abstract Only)
Chen, J., Deng,, X., Liu,, S., Pu,, X., Li,, H., Civerolo, E.L. 2008. Detection of phytoplasma and Candidatus Liberibacter asiaticus in citrus showing Huanglongbing (yellow shoot disease) symptoms in Guangdong, P. R. China. Phytopathology 98:535.
Variations of whole genome sequences of Xylella fastidiosa strains within the same pathotype - (Abstract Only)
Chen, J., Xie,, G., Han,, S., Civerolo, E.L. 2008. Variations of whole genome sequences of Xylella fastidiosa strains within the same pathotype. Phytopathology 98:535.
Genetic Diversity of Spiroplasma citri strains from Different Regions, Hosts, and Isolation Dates - (Peer Reviewed Journal)
Mello, A.F., Yokomi, R.K., Mulcher, U., Chen, J., Wayadande, A., Fletcher, J. 2008. Genetic Diversity of Spiroplasma citri strains from Different Regions, Hosts, and Isolation Dates. Phytopathology. 98:960-968.
Hyper-variation of Tandem Repeats at the PD0218 (pspB) locus of Xylella fastidiosa Almond Leaf Scorch and Grape Pierce’s Disease Strains - (Peer Reviewed Journal)
Chen, J., Civerolo, E.L., Tubajika, K.M., Livingston, S., Higbee, B. 2008. Hyper-variation of Tandem Repeats at the PD0218 (pspB) locus of Xylella fastidiosa Almond Leaf Scorch and Grape Pierce’s Disease Strains. Applied and Environmental Microbiology. 74:3652-3657.
Seasonal Population Dynamics of Draeculacephala minerva (Hemiptera: Cicadellidae) and Transmission Efficiency of Xylella fastidiosa - (Peer Reviewed Journal)
Cabrera-La Rosa,, J., Johnson,, M., Chen, J., Civerolo, E.L., Groves,, R. 2008. Seasonal Population Dynamics of Draeculacephala minerva (Hemiptera: Cicadellidae) and Transmission Efficiency of Xylella fastidiosa. Journal of Economic Entomology. 101(4):1105-1113.
High throughput PCR detection of Xylella fastidiosa directly from almond tissues - (Peer Reviewed Journal)
Chen, J., Livingston, S., Groves, R.L., Civerolo, E.L. 2008. High throughput PCR detection of Xylella fastidiosa directly from almond tissues. Journal of Microbiological Methods. 73:57-61.
Seasonal Behavior of Xylella fastidiosa Causing Almond Leaf Scorch Under Field Conditions and Detection of the Bacteria by Means of Array-PCR - (Proceedings)
Chen, J., Livingston, S., Civerolo, E.L., Kirkpatrick,, B. 2007. Seasonal Behavior of Xylella fastidiosa Causing Almond Leaf Scorch Under Field Conditions and Detection of the Bacteria by Means of Array-PCR. CDFA Pierce's Disease Control Program Research Symposium. p.127-129.
First report of graft-transmission and PCR detection of Candidatus Liberibacter asiaticus from Atalantia buxifolia in Guangdong, China - (Peer Reviewed Journal)
Deng, X., Chen, J., Luo, Z., Feng, Z., Li, H., Civerolo, E.L. 2008. First report of graft-transmission and PCR detection of Candidatus Liberibacter asiaticus from Atalantia buxifolia in Guangdong, China. Plant Disease. 92: 314.
Identifiction and Characterization of Huanglongbing Bacterium in Pummelo [citrus grandis (L.) Osbeck] from Multiple Locations in Guangdong, P.R. China - (Peer Reviewed Journal)
Deng, X., Chen, J., Feng, Z., Shan, Z., Guo, H., Li, H., Civerolo, E.L. 2007. Identifiction and Characterization of Huanglongbing Bacterium in Pummelo [citrus grandis (L.) Osbeck] from Multiple Locations in Guangdong, P.R. China. Plant Disease. 92:513-518.
Transmission of Spiroplasma citri to Carrots by Circulifer tenellus - (Abstract Only)
Mello,, A.F., Yokomi, R.K., Chen, J., Wayadande,, A., Fletcher,, J. 2008. Transmission of Spiroplasma citri to Carrots by Circulifer tenellus. Journal of Plant Pathology 90(2, Suppl.), S2.463.
Effects of Almond Leaf Scorch Disease on Almond Yield and Implications for Management - (Peer Reviewed Journal)
Sisterson, M.S., Chen, J., Civerolo, E.L., Ledbetter, C.A., Groves, R.L. 2008. Effects of Almond Leaf Scorch Disease on Almond Yield and Implications for Management. Plant Disease 92:409-414.
Identification of Candidatus Liberibacter asiaticus from Foshou (Citrus medica) in China Reprint Icon - (Peer Reviewed Journal)
Deng, X., Chen, J., Shan, Z., Zhou, G., Li, H., Civerolo, E.L. Identification of Candidatus Liberibacter asiaticus from Foshou (Citrus medica) in China. Plant Pathology. New Disease Report, 15:Article July 2007. Available: http://www.bspp.org.uk/ndr/july2007/2007-66.asp
Genotypic and Phenotypic Comparisons Among Isolates of Colletotrichum species from Strawberry and Other Fruit Crops - (Peer Reviewed Journal)
Smith, B.J., Chen, J., Albibi, R. 2008. Genotypic and Phenotypic Comparisons Among Isolates of Colletotrichum species from Strawberry and Other Fruit Crops. North American Strawberry Conference Proceedings. 2007:87-93.
Genetic Diversity of Spiroplasma citri Isolates from Different Geographical Regions, Plant Hosts, and Dates of Isolations - (Abstract Only)
Mello, A.F., Yokomi, R.K., Melcher, U., Chen, J., Fletcher, J. 2007. Genetic Diversity of Spiroplasma citri Isolates from Different Geographical Regions, Plant Hosts, and Dates of Isolations. Phytopathology. 97:S75.
Nested-PCR Detection and Sequence Confirmation of Candidatus Liberibacter asiaticus from Murraya paniculata in Guangdong, China - (Peer Reviewed Journal)
Deng, X., Chen, J., Feng, Z., Li, H., Civerolo, E.L. 2007. Nested-PCR Detection and Sequence Confirmation of Candidatus Liberibacter asiaticus from Murraya paniculata in Guangdong, China. Plant Disease 91:1051.
Colony Morphology of Almond Leaf Scorch Strains of Xylella Fastidiosa and Its Epidemiological Application - (Peer Reviewed Journal)
Chen, J., Groves, R.L., Zheng, Y., Civerolo, E.L., Viveros, M., Freeman, M. 2007. Colony morphology of almond leaf scorch strains of xylella fastidiosa and its epidemiological application. Canadian Journal of Plant Pathology. 29:225-231.
Two whole genome sequences of Xylella fastidiosa almond leaf scorch strains - (Abstract Only)
Chen, J., Han, S., Civerolo, E.L., Stenger, D.C., Van Sluys, M.A. 2007. Two whole genome sequences of Xylella fastidiosa almond leaf scorch strains [abstract]. Phytopathology 97(supplement): S21.
Susceptibility of Prunus rootstock seedlings to Xylella fastidiosa strains isolated from almond in California - (Abstract Only)
Chen, J., Ledbetter, C.A., Groves, R. 2007. Susceptibility of Prunus rootstock seedlings to Xylella fastidiosa strains isolated from almond in California. American Phytopathological Society, Annual Meeting, San Diego, CA, July 2007, (abstracts of meeting not published).
Genotypic and phenotypic characterization of Xylella fastidiosa strains isolated from California, Georgia and Florida - (Abstract Only)
Livingston, S., Chen, J., Chang, C.J., Hopkins, D., Hotchkiss, M.W., Reilly, C.C., Civerolo, E.L. 2007. Genotypic and phenotypic characterization of Xylella fastidiosa strains isolated from California, Georgia and Florida. [abstract]. Phytopathology. 97:S67.
Two rrn DNAs from periwinkle infected by Candidatus Liberibacter asiaticus - (Abstract Only)
Deng, X., Chen, J., Li, H., Civerolo, E.L. 2007. Two rrn DNAs from periwinkle infected by Candidatus Liberibacter asiaticus. [abstract] Phytopathology. 97:S21
Identification of Candidatus Liberibacter asiaticus from Wampee (Clausena lansium Skeels) in Guangdong Province, P. R. China - (Peer Reviewed Journal)
Deng, X., Chen, J., Zhou, G., Li, H., Civerolo, E.L. 2006. Identification of Candidatus Liberibacter asiaticus from Wampee (Clausena lansium Skeels) in Guangdong Province, P. R. China. D01:10.1094/PHP-2007-0419-01-BR
Towards the Development of a Sequence-Based Pcr System for Detection and Genomic Study of Xylella Fastidosa Strains Important to California - (Proceedings)
Chen, J., Livingston, S., Civerolo, E.L., Kirkpatrick, B. 2006. Towards the development of a sequence-based pcr system for detection and genomic study of xylella fastidosa strains important to california. In: Proceedings of the CDFA Pierce's Disease Control Program Research Symposium, November 27-29, 2006, San Diego, CA. p. 127-131.
Epidemiology of Almond Leaf Scorch Disease in the San Joaquin Valley of California: Factors Affecting Pathogen Distribution and Movement - (Proceedings)
Groves, R., Sisterson, M.S., Chen, J., Lin, H. 2007. Epidemiology of Almond Leaf Scorch Disease in the San Joaquin Valley of California: factors affecting pathogen distribution and movement. In: Proceedings of the 34th Almond Industry Conference, December 6-7, 2006, Modesto, California. p. 176-183.
Surface Translocation of Xylella Fastidiosa on Solid Medium Surfaces - (Peer Reviewed Journal)
Chen, J., Groves, R.L., Civerolo, E.L. 2007. Surface Motility of Xylella Fastidiosa Visualized by Oblique Illumination. Canadian Journal of Microbiology 53:435-439.
Identification of Infection Loci of Spiroplasma Citri in the San Joaquin Valley. - (Abstract Only)
Yokomi, R.K., Mello, A., Fletcher, J., Chen, J.C. 2006. Identification of infection loci of Spiroplasma citri in the San Joaquin Valley. Phytopathology 97:S172. APS Net. 2006 Pacific Division Meeting Abstracts, June 13-16, 2006 - Boise, ID. Posted online Oct. 2, 2006. http://www.apsnet.org/ meetings/div/pc06abs.asp.
Molecular Techniques to Assess Genetic Diversity among Isolates of Spiroplasma Citri. - (Abstract Only)
Mello, A.F.S., Yokomi, R.K., Melcher, U., Chen, J.C., Fletcher. J. 2006. Molecular techniques to assess genetic diversity among isolates of Spiroplasma citri [abstract]. 16th International Congress International Organization for Mycoplasmology (IOM), St John's College Cambridge, UK, July 9-14, 2006.
Assessment of Genetic Diversity in Spiroplasma Citri by Rapd, Rep-Pcr and Bacteriophage Primers - (Abstract Only)
Mello, A.F., Yokomi, R.K., Melcher, U., Chen, J., Fletcher, J. 2006. Assessment of Genetic Diversity in Spiroplasma citri by RAPD, rep-PCR and Bacteriophage Primers. Meeting Abstract. Phytopathology 96:S77
Evaluation of Nested Sybr-Based Real-Time Pcr in the Detection of Candidatus Liberibacter Asiaticus from Citrus - (Abstract Only)
Chen, J., Deng, X.L., Zhou, G., Feng, Z., Xu, J.H., Liu, Q.G., Civerolo, E.L. 2006. Evaluation of nested sybr-based real-time pcr in the detection of candidatus liberibacter asiaticus from citrus [abstract]. Proceedings of the Huanglongbing Greening International Workship. p.82.
Acquisition of Xylella Fastidiosa by Glassy-Winged Sharpshooter: Imaging of Bacterial Colonies and Their Locations Within the Foregut over Time - (Abstract Only)
Backus, E.A., Chen, J. 2006. Acquisition of Xylella fastidiosa by glassy-winged sharpshooter: Imaging of bacterial colonies and their locations within the foregut over time. [abstract] Phytopathology 96:S7.
Vector Fitness As a Function of Infectivity Status Alters Disease Dynamics. Reprint Icon - (Abstract Only)
Sisterson, M.S., Chen, J. 2006. Vector Fitness as a Function of Infectivity Status Alters Disease Dynamics. Phytopathology 96:S108.
Detection of Candidatus Liberibacter Asiaticus from Citrus Huanglongbing Samples in China by Nested Conventional and Real-Time Pcr - (Abstract Only)
Chen, J., Deng, X.L., Zhou, G., Feng, Z., Xu, J.H., Liu, Q.G., Civerolo, E.L. 2006. Detection of candidatus liberibacter asiaticus from citrus huanglongbing samples in china by nested conventional and real-time pcr. [abstract]. Phytopathology. 96:S23
Multigenic Sequence Comparison of Xylella Fastidiosa Pear Leaf Scorch Strains from Taiwan to Strains from Americas - (Abstract Only)
Chen, J., Su, C.C., Chang, C.J. 2006. Multigenic sequence comparison of xylella fastidiosa pear leaf scorch strains from taiwan to strains from americas. [abstract]. Phytopathology. 96:S23
Variation of Pspb (Pd1208) Locus among Closely Related Xylella Fastidiosa Strains - (Abstract Only)
Chen, J., Groves, R.L., Civerolo, E.L. 2006. Variation of pspb (pd1208) locus among closely related xylella fastidiosa strains. [abstract]. Phytopathology. 96:S22
Motility Trails of Xylella Fastdiosa on Culture Media Surfaces Visualized by Reflection Contrast Microscopy. - (Abstract Only)
Chen, J., Groves, R.L., Civerolo, E.L. 2006. Motility trails of xylella fastdiosa on culture media surfaces visualized by reflection contrast microscopy. [abstract]. Phytopathology. 96:S22
Initial Survey for Spiroplasma Citri, a Leafhopper-Transmitted Pathogen Infecting Citrus and Other Crops in Central California. - (Abstract Only)
Yokomi, R.K., Mello, A., Kallsen, C., Nunez, J., Gorden, J., O’Connell, N., Freeman, M., Chen, J.C., Fletcher, J. 2006. Initial survey for Spiroplasma citri, a leafhopper-transmitted pathogen infecting citrus and other crops in central California [abstract]. In: Abstracts 90th Annual Meeting Pacific Branch ESA, Maui, Hawaii, March 5-8, 2006. p.108-109.
Re-Emergence of Almond Leaf Scorch Disease in California, Identification of Inoculum Sources and Insect Vectors. - (Abstract Only)
Groves, R.L., Chen, J., Cabrera, J., Johnson, M., Daane, K. 2006. Re-emergence of almond leaf scorch disease in California, identification of inoculum sources and insect vectors. Entomology Society of America Pacific Branch Meeting. Available: http://pbesa.prosser.wsu.edu/2006abs.pdf pp:36-38
Evaluation of Snps and Sample Preparation Procedures in the Detection of Xylella Fastidiosa Strains Important to California - (Proceedings)
Chen, J., Civerolo, E.L. 2005. Evaluation of snps and sample preparation procedures in the detection of xylella fastidiosa strains important to california. Proceedings of the 2005 Pierce's Disease Research Symposium. p.152-154.
Epidemiology of Pierce's Disease in the Central San Joaquin Valley of California: Factors Affecting Pathogen Distribution and Movement - (Proceedings)
Groves, R.L., Chen, J. 2005. Epidemiology of Pierce's Disease in the Central San Joaquin Valley of California: Factors Affecting Pathogen Distribution and Movement. Proceedings of the 2005 Pierce's Disease Research Symposium. p. 22-25.
Seasonal Population Dynamics and Incidence of Xylella Fastidiosa Infection in Potential Insect Vectors of the Almond Leaf Scorch Pathogen in California's San Joaquin Valley - (Abstract Only)
Sikuljak, T., Groves, R.L., Chen, J., Lawson, A. 2005. Seasonal Population Dynamics and Incidence of Xylella fastidiosa Infection in Potential Insect Vectors of the Almond Leaf Scorch Pathogen in California's San Joaquin Valley. Entomological Society of America Annual Meeting. No Volume, issues or page numbers available.
Temporal Patterns of Almond Leaf Scorch Disease Progress and Associated Xylella Fastidiosa Genotypes. - (Abstract Only)
Groves, R.L., Chen, J., Viveros, M., Freeman, M., Lynn, K., Civerolo, E.L. 2005. Temporal patterns of almond leaf scorch disease progress and associated Xylella fastidiosa genotypes. Phytopathology. 95(6):S37.
Seasonal Population Biology of Xylella Fastidiosa Genotypes in Almond and Movement by Insect Vectors - (Abstract Only)
Cabrera, J., Groves, R.L., Chen, J., Lin, H., Francis, M., Civerolo, E.L. 2005. Seasonal population biology of Xylella fastidiosa genotypes in almond and movement by insect vectors. Phytopatholoy. 95(6):S16.
High Throughput Detection of Xylella Fastidiosa from Almond and Grape Tissues - (Abstract Only)
Chen, J., Groves, R.L., Civerolo, E.L. 2005. High throughput detection of Xylella fastidiosa from almond and grape tissues. Phytopathology. 95:S19.
Colony Morphology of Xylella Fastidiosa Almond Leaf Scorch Strains and Their Genomic and Diagnostic Implications - (Abstract Only)
Chen, J., Groves, R.L., Civerolo, E.L., Viveros, M., Freeman, M., Zheng, Y. 2005. Colony morphology of Xylella fastidiosa almond leaf scorch strains and their genomic and diagnostic implications. Phytopathology. 95:S18.
Two Xylella Fastidiosa Genotypes Associated with Almond Leaf Scorch Disease on the Same Location in California - (Peer Reviewed Journal)
Chen, J., Groves, R.L., Civerolo, E.L., Viveros, M., Freeman, M., Zheng, Y. 2005. Two Xylella fastidiosa genotypes associated with almond leaf scorch disease on the same location in California. Phytopathology. 95(6):708-714.
Spatial Analysis of Almond Leaf Scorch Disease in the San Joaquin Valley of California: Factors Affecting Pathogen Distribution and Spread - (Peer Reviewed Journal)
Groves, R.L., Chen, J., Civerolo, E.L., Freeman, M., Viveros, M. 2005. Spatial analysis of almond leaf scorch disease in the San Joaquin Valley of California: Factors affecting pathogen distribution and spread. Plant Disease. 86(6):581-589.
Epidemiology of Pierce's Disease in the Central San Joaquin Valley of California: Factors Affecting Pathogen Distribution and Movement - (Proceedings)
Groves, R.L., Chen, J. 2004. Epidemiology of Pierce's Disease in the Central San Joaquin Valley of California: Factors affecting pathogen distribution and movement. Proceedings of the 2004 Pierce's Disease Research Symposium. p. 103-105.
Epidemiology of Almond Leaf Scorch Disease in the San Joaquin Valley of California: Factors Affecting Pathogen Distribution and Movement - (Proceedings)
Groves, R.L., Chen, J. 2004. Epidemiology of almond leaf scorch disease in the San Joaquin Valley of California: Factors affecting pathogen distribution and movement. Proceedings of the 32nd. Annual Almond Conference. p. 159-164
Genetic Discovery in Xylella Fastidiosa Through Sequence Analysis of Selected Randomly Amplified Polymorphic Dnas - (Peer Reviewed Journal)
Chen, J., Civerolo, E.L., Jarret, R.L., Van Sluys, M., De Oliveira, M. 2005. Genetic discovery in Xylella fastidiosa through sequence analysis of selected randomly amplified polymorphic DNAs. Current Microbiology. 50(2):78-83.
Genomic Exploration of Produce Degradation - (Book / Chapter)
Chen, J. 2005. Genomic exploration of produce degradation. Molecular Genetics and Genomics. In: Lamikanra, O., Imam, S., Ukuku, D., editors. Produce Degradation Pathways and Prevention. Boca Raton, Fl: CRC Press. p. 1-18.
Almond Leaf Scorch Disease in the San Joaquin Valley of California: Factors Affecting Pathogen Distribution - (Abstract Only)
Groves, R.L., Chen, J., Civerolo, E.L., Viveros, M., Freeman, M., Haviland, D. 2004. Almond leaf scorch disease in the San Joaquin Valley of California: Factors affecting pathogen distribution [Abstract]. Phytopathology. 94:S36.
Simultaneous Association of Two Xylella Fastidiosa Genotypes with Almond Leaf Scorch Disease in California - (Abstract Only)
Chen, J., Groves, R.L., Civerolo, E.L., Viveros, M., Freeman, M., Zheng, Y. 2004. Simultaneous association of two Xylella fastidiosa genotypes with almond leaf scorch disease in California [Abstract]. Phytopathology. 94:S17.
Characterization of a Xylella Fastidiosa Field Strain on the Genomics Basis - (Abstract Only)
Chen, J., Civerolo, E.L., Jarret, R.L., Van Sluys, M.A., De Oliveira, M.C. 2003. Characterization of a Xylella fastidiosa field strain on the genomics basis [Abstract]. Phytopathology. 93:S16.
Last Modified: 12/21/2014