Katherine L. Stevenson Professor and REI Coordinator, Epidemiology and Fungicide Resistance Plant Pathology
Contact Information ks@uga.edu 229-386-3652 229-386-7285

Own this profile? Request changes

Portrait of Katherine L. Stevenson

Academic Background

Ph.D. in Plant Pathology, Cornell University, 1990
M.S. in Plant Pathology, Cornell University, 1986
B.S. in Plant Pathology, Cornell University, 1978

Research Interests and Current Efforts

Epidemiology and disease management; and monitoring, management and mechanisms of fungicide resistance in fungal plant pathogens of pecan, peanut and watermelon.

RECENT PUBLICATIONS

Culbreath, A. K., Gevens, A. J., and Stevenson, K. L. 2018. Relative effects of demethylation-inhibiting fungicides on late leaf spot of peanut. Plant Health Progress 19:23-26. doi:10.1094/PHP-09-17-0053-RS

Standish, J. R., Brenneman, T. B., and Stevenson, K. L. 2018. Dynamics of fungicide sensitivity in Venturia effusa and fungicide efficacy under field conditions. Plant Disease 102:1606-1611.  

Emmitt, R. S., Stevenson, K. L., Martinez-Espinoza, A. D., and Buck, J. W. 2018. Fungicide sensitivity profiles of Puccinia hemerocallidis to pyraclostrobin, flutolanil, and thiophanate-methyl. Crop Protection 110:103-107.

Hurst, S. F., Berkow, E. L., Stevenson, K. L., Litvintseva, A. P., and Lockhart, S. R. 2017. Isolation of azole-resistant Aspergillus fumigatus from the environment in the south-eastern USA. Journal of Antimicrobial Chemotherapy 72:2443-2446. doi:10.1093/jac/dkx168.

Bock, C. H., Hotchkiss, M. W., Young, C. A., Charlton, N. D., Chakradhar, M., Stevenson, K. L., and Wood, B. W. 2017. Genetic structure of populations of Venturia effusa, cause of pecan scab, in the southeastern United States. Phytopathology 107:607-619.

Bock, C. H., Hotchkiss, M. W., Brenneman, T. B., Stevenson, K. L., Goff, W. D., Smith, M. W., Wells, M. L., and Wood, B. W. 2017. Severity of scab and its effects on fruit weight in mechanically hedge-pruned and topped pecan trees. Plant Disease 101:785-793.

Bock, C. H., Brenneman, T. B., Wood, B. W., and Stevenson, K. L. 2017. Challenges of managing disease in tall orchard trees – pecan scab, a case study. CAB Reviews 2017 12(8):1-18. doi: 10.1079/PAVSNNR201712008 http://www.cabi.org/cabreviews

Petkar, A., Langston, D. B., Buck, J. W., Stevenson, K. L., and Ji, P. 2017. Sensitivity of Fusarium oxysporum f. sp. niveum to prothioconazole and thiophanate-methyl and gene mutation conferring resistance to thiophanate-methyl. Plant Disease 101:366-371.

Jeger, M. J., Stevenson, K. L., and Madden, L. V. 2017. Plant disease epidemiology. In Oxford Bibliographies in Ecology. D. Gibson, ed., Oxford University Press, New York. DOI: 10.1093/obo/9780199830060-0166

Bock, C. H., Chen, C., Yu, F., Stevenson, K. L., Arias, R. S., and Wood, B. W. 2016. Characterization of microsatellites in Fusicladium effusum, cause of pecan scab. Forest Pathology. doi: 10.1111/efp.12278 URL: http://onlinelibrary.wiley.com/doi/10.1111/efp.12278/epdf

Standish, J. R., Avenot, H. F., Brenneman, T. B., and Stevenson, K. L. 2016. Location of an intron in the cytochrome b gene indicates reduced risk of QoI fungicide resistance in Fusicladium effusum. Plant Disease 100:2294-2298.

Li, H.-X., Stevenson, K. L., and Brewer, M. T. 2016. Differences in sensitivity to a triazole fungicide among Stagonosporopsis species causing gummy stem blight of cucurbits.  Plant Disease 100: 2099-2105.

Bock, C. H., Chen, C., Yu, F., Stevenson, K. L., and Wood, B. W. 2016. Draft genome sequence of Fusicladium effusum, cause of pecan scab. Standards in Genomic Sciences 11:36. DOI 10.1186/s40793-016-0161-y URL: http://www.standardsingenomics.com/content/11/1/36

Emmitt, R. S., Stevenson, K. L., Brenneman, T. B., and Buck, J. W. 2016. Management of daylily rust with different fungicide combinations and spray intervals. Plant Disease 100:188-191.