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Dr. Young-Ki Jo

Jo, Dr. Young-Ki
Dr. Young-Ki Jo
Professor and Extension Specialist, Turfgrass, Rice and Pecan
113D PLPM Building
Undergraduate Education
B.S., Biology Education. Seoul National University, South Korea, 1996
Graduate Education
M.S., Entomology. Michigan State University, East Lansing, 2000
Ph.D., Plant Pathology. The Ohio State University, Columbus, 2005

Research Emphasis

The principal focus of my research and extension deals with the management of diseases associated with turfgrass, rice, and pecan. Studies have been conducted to improve diagnostics of causal pathogens, understand epidemiology of pathogens and develop effective disease management strategies.

Recent Publications

Authorship: *Graduate student under my supervision, **Research assistant under my supervision, and ***Post-doc under my supervision.

  1. Gaire, S.P., Zhou, X-G., Zhou, Y., Shi, J. & Jo, Y-K. Identification and distribution of fungal pathogens associated with seedling blight of rice in the southern United States. Plant Pathology 72: 76-88
  2. Cervantes K, Hilton AE, Stamler RA, Heerema RJ, Bock C, Wang X, Jo Y-K, Grauke LJ and Randall JJ. 2022. Evidence for seed transmission of Xylella fastidiosa in pecan (Carya illinoinensis). Plant Sci. 13:780335.
  3. Parlamas S, Goetze PK, Humpal D, Kurouski D and Jo Y-K. 2022. Raman spectroscopy enables confirmatory diagnostics of fusarium wilt in asymptomatic banana. Plant Sci. 13:922254
  4. Zidek, Y. Jo. 2022. Fungicide sensitivity of Gaeumannomyces species associated with take-all root rot of St. Augustinegrass in Texas. Plant Health Progress 23:4, 432-439
  5. Zidek, L. Yu, M. Jochum, Y. Jo. 2021. Complexity of Gaeumannomyces species causing take-all root rot of St. Augustinegrass in Texas. Mycologia 113:3, 599-611
  6. Hilton A, Jeong M, Hsu J-H, Cao F, Choi W, Wang X, Yu C, Jo Y. 2021. Thermal treatment using microwave irradiation for the phytosanitation of Xylella fastidiosain pecan graftwood. PLoS ONE 16(1): e0244758
  7. -P. Gaire, X.-G. Zhou, and Y.-K. Jo. 2021. Sterile white basidiomycete fungus Marasmius graminum: A new pathogen causing seedling blight in rice. Plant Disease 105:702
  8. P. Gaire, X. Zhou, Y. Jo, and J. Shi. 2020. First report of Rhizoctonia solani AG-4 causing seedling disease in rice. Plant Disease 104:1546
  9. L. Davis, J.K. Greene, F. Dou, Y. Jo, and T.M. Chappell. 2020. A practical application of unsupervised machine learning for analyzing plant image data collected using unmanned aircraft systems. Agronomy 10:633
  10. Hilton, X. Wang, M. Zhang, K. Cervantes, J. French, J. J. Randall, C.H. Bock, L.J. Grauke, and Y. Jo. 2020. Improved methods for detecting Xylella fastidiosa in pecan and related Carya species. European Journal of Plant Pathology 157:899-918
  11. Jochum, K. McWilliams, E. Pierson, and Y. Jo. 2019. Host-mediated microbiome engineering (HMME) for drought tolerance in the wheat rhizosphere. PLoS ONE 14:e0225933. Cited 15 times as of July 2021. The top 10% most cited PLoS ONE papers published in 2019
  1. Jochum, K. McWilliams, E. Borrego, M. Kolomiets, G. Niu, E. Pierson, and Y. Jo. 2019. Bioprospecting plant growth-promoting rhizobacteria that mitigate drought stress in grasses. Frontiers in Microbiology 10:2106
  2. Jochum, M., Moncayo, L., and Jo, Y. Vertical semi-closed airlift photo bioreactor for autotrophic microalgal cultivation for rice. PLoS ONE 13:e0203456
  3. Bock, C., Oliver, J., Chen, C., Hotchkiss, M., Stevenson, K., Wang, X., Grauke, L.J., Hilton, A., Jo, Y., Randall, J. 2018. Pecan bacterial leaf scorch, caused by Xylella fastidiosa, is endemic in Georgia pecan orchards. Plant Health Progress 19:284-287. Selected as the Editor’s Pick at the Plant Management Network Newsletter, Issue 190, November 29, 2018
  4. Handiseni, M., Zhou, X., and Jo, Y. Soil amended with Brassica juncea plant tissue reduces viability, aggressiveness, and sclerotia formation of Rhizoctonia solani AG1-IA towards rice. Crop Protection 100:77-80
  5. Hilton, A., Jo, Y., Cervantes, K., Stamler, R., French, J. M., Heerema, R. J., Goldberg, N. P., Sherman, J., Randall, J., Wang, X., and Grauke, L. J. 2017. First report of pecan bacterial leaf scorch caused by Xylella fastidiosa in pecan (Carya illinoinensis) in Arizona, New Mexico, California, and Texas. Plant Disease 101:1949
  6. Handiseni, M., Cromwell, W., Zidek, M., Zhou, X., and Jo, Y. Use of brassicaceous seed meal for managing root-knot nematode in bermudagrass. Nematropica 47:55-62