James Kerns

Stephens, C. M., Gannon, T. W., Thiessen, L. D., Cubeta, M. A., & Kerns, J. P. (2023). In Vitro Fungicide Sensitivity and Effect of Organic Matter Concentration on Fungicide Bioavailability in Take-All Root Rot Pathogens Isolated from North Carolina. PLANT HEALTH PROGRESS, 24(2), 162–170. https://doi.org/10.1094/PHP-08-22-0072-RS

Stephens, C. M., Gannon, T. W., Cubeta, M. A., Sit, T. L., & Kerns, J. P. (2022). Characterization and Aggressiveness of Take-All Root Rot Pathogens Isolated from Symptomatic Bermudagrass Putting Greens. PHYTOPATHOLOGY, 112(4), 811–819. https://doi.org/10.1094/PHYTO-05-21-0215-R

Hutchens, W. J., Henderson, C. A., Bush, E. A., Kerns, J. P., & McCall, D. S. (2022). Geographic Distribution of Ophiosphaerella Species in the Mid-Atlantic United States. PLANT HEALTH PROGRESS, 23(1), 93–100. https://doi.org/10.1094/PHP-04-21-0076-S

Zeng, Y., Chen, X., Ni, Y., Zhao, C., Kerns, J., Tredway, L., & Roberts, J. (2022). Morphological and Molecular Characterization of Prevalent Plant-Parasitic Nematodes from Turfgrasses in Guangdong, China. HORTICULTURAE, 8(7). https://doi.org/10.3390/horticulturae8070611

Kimberly N. D'Arcangelo, Adams, M. L., Kerns, J. P., & Quesada-Ocampo, L. M. (2021). Assessment of fungicide product applications and program approaches for control of downy mildew on pickling cucumber in North Carolina. CROP PROTECTION, 140. https://doi.org/10.1016/j.cropro.2020.105412

Lookabaugh, E. C., Kerns, J. P., & Shew, B. B. (2021). Evaluating Fungicide Selections to Manage Pythium Root Rot on Poinsettia Cultivars with Varying Levels of Partial Resistance. PLANT DISEASE, 105(6), 1640–1647. https://doi.org/10.1094/PDIS-04-20-0807-RE

Crouch, J. A., Beirn, L. A., Boehm, M. J., Carbone, I., Clarke, B. B., Kerns, J. P., … Tredway, L. P. (2021). Genome Resources for Seven Fungal Isolates That Cause Dollar Spot Disease in Turfgrass, Including Clarireedia jacksonii and C. monteithiana. PLANT DISEASE, 105(3), 691–694. https://doi.org/10.1094/PDIS-06-20-1296-A

Rioux, R. A., Stephens, C. M., Koch, P. L., Kabbage, M., & Kerns, J. P. (2021). Identification of a tractable model system and oxalic acid-dependent symptom development of the dollar spot pathogen Clarireedia jacksonii. PLANT PATHOLOGY, 70(3), 722–734. https://doi.org/10.1111/ppa.13319

Tredway, L. P., Soika, M. D., Butler, E. L., & Kerns, J. P. (2021). Impact of nitrogen source, fall fertilizers, and preventive fungicides on spring dead spot caused by Ophiosphaerella korrae and O. herpotricha. CROP SCIENCE, 61(5), 3187–3196. https://doi.org/10.1002/csc2.20306

Stephens, C. M., Kerns, J. P., Ahmed, K. A., & Gannon, T. W. (2021, June 16). Influence of post-application irrigation and mowing timing on fungicide fate on a United States Golf Association golf course putting green. JOURNAL OF ENVIRONMENTAL QUALITY, Vol. 6. https://doi.org/10.1002/jeq2.20249

Reeves, E. R., Kerns, J. P., Cowger, C., & Shew, B. B. (2021). Pythium spp. Associated with Root Rot and Stunting of Winter Crops in North Carolina. PLANT DISEASE, 105(11), 3433–3442. https://doi.org/10.1094/PDIS-11-20-2403-RE

Reeves, E. R., Kerns, J. P., Cowger, C., & Shew, B. B. (2021). Pythium spp. Associated with Root Rot and Stunting of Winter Wheat in North Carolina. PLANT DISEASE, 105(4), 986–996. https://doi.org/10.1094/PDIS-09-20-2022-RE

Townsend, R. V., Rioux, R. A., Kabbage, M., Stephens, C., Kerns, J. P., & Koch, P. (2020). Oxalic Acid Production inClarireedia jacksoniiIs Dictated by pH, Host Tissue, and Xylan. FRONTIERS IN MICROBIOLOGY, 11. https://doi.org/10.3389/fmicb.2020.01732

Hutchens, W. J., Gannon, T. W., Shew, H. D., & Kerns, J. P. (2019). Effect of post-application irrigation on fungicide movement and efficacy against Magnaporthiopsis poae. CROP PROTECTION, 122, 106–111. https://doi.org/10.1016/j.cropro.2019.04.027

Butler, E. L., Galle, G. H., & Kerns, J. P. (2019). Influence of Nitrogen Rate and Timing, Fungicide Application Method, and Simulated Rainfall after Fungicide Application on Brown Patch Severity in Tall Fescue. CROP FORAGE & TURFGRASS MANAGEMENT, 5(1). https://doi.org/10.2134/cftm2019.03.0018

Garcia, R. O., Kerns, J. P., & Thiessen, L. (2019). Ralstonia solanacearum Species Complex: A Quick Diagnostic Guide. PLANT HEALTH PROGRESS, 20(1), 7–13. https://doi.org/10.1094/PHP-04-18-0015-DG

Smith, D. L., Kerns, J. P., Walker, N. R., Payne, A. F., Horvath, B., Inguagiato, J. C., … Koch, P. L. (2018). Development and validation of a weather-based warning system to advise fungicide applications to control dollar spot on turfgrass. PLOS ONE, 13(3). https://doi.org/10.1371/journal.pone.0194216

Lookabaugh, E. C., Kerns, J. P., Cubeta, M. A., & Shew, B. B. (2018). Fitness Attributes of Pythium aphanidermatum with Dual Resistance to Mefenoxam and Fenamidone. Plant Disease, 102(10), 1938–1943. https://doi.org/10.1094/PDIS-01-18-0043-RE

Rioux, R. A., Van Ryzin, B. J., & Kerns, J. P. (2017). Brachypodium: A Potential Model Host for Fungal Pathogens of Turfgrasses. PHYTOPATHOLOGY, 107(6), 749–757. https://doi.org/10.1094/phyto-08-16-0318-r

Zeng, Y., Ye, W., Zhang, Z., Sun, H., Yong, L., Huang, Y., … Kerns, J. (2016). Morphological and molecular characterization of Xiphinema species from Shenzhen, China. HELMINTHOLOGIA, 53(1), 62–75. https://doi.org/10.1515/helmin-2015-0068

Roberts, J. A., Ritchie, D. F., & Kerns, J. P. (2016). Plant Growth Regulator Effects on Bacterial Etiolation of Creeping Bentgrass Putting Green Turf Caused by Acidovorax avenae. PLANT DISEASE, 100(3), 577–582. https://doi.org/10.1094/pdis-04-15-0419-re

Galle, G., Opperman, C. H., & Kerns, J. P. (2016). Population dynamics of Belonolaimus longicaudatus in Central North Carolina. Journal of Nematology, 48(4), 322–323.

Roberts, J. A., Kerns, J. P., & Ritchie, D. F. (2015). Bacterial etiolation of creeping bentgrass as influenced by biostimulants and trinexapac-ethyl. CROP PROTECTION, 72, 119–126. https://doi.org/10.1016/j.cropro.2015.03.009

Ye, W., Zeng, Y., & Kerns, J. (2015, February). First Report of Trichodorus obtusus on Turfgrass in North Carolina, USA. PLANT DISEASE, Vol. 99, pp. 291–291. https://doi.org/10.1094/pdis-08-14-0830-pdn

Ye, W., Zeng, Y., & Kerns, J. (2015). Molecular Characterisation and Diagnosis of Root-Knot Nematodes (Meloidogyne spp.) from Turfgrasses in North Carolina, USA. PLOS ONE, 10(11). https://doi.org/10.1371/journal.pone.0143556

Zeng, Y., Ye, W., Kerns, J., Tredway, L., Martin, S., & Martin, M. (2015). Molecular Characterization and Phylogenetic Relationships of Plant-Parasitic Nematodes Associated with Turfgrasses in North Carolina and South Carolina, United States. PLANT DISEASE, 99(7), 982–993. https://doi.org/10.1094/pdis-10-14-1060-re

Koch, P. L., Stier, J. C., & Kerns, J. P. (2015). Snow cover has variable effects on persistence of fungicides and their suppression of microdochium patch on amenity turfgrass. PLANT PATHOLOGY, 64(6), 1417–1428. https://doi.org/10.1111/ppa.12379

Rioux, R. A., Van Ryzin, B. J., & Kerns, J. P. (2014). Development of a semi-selective medium for improved isolation of the turfgrass dollar spot pathogen Sclerotinia homoeocarpa from host tissues. CANADIAN JOURNAL OF PLANT PATHOLOGY, 36(2), 235–245. https://doi.org/10.1080/07060661.2014.906505

Zeng, Y. S., Ye, W. M., & Kerns, J. (2014). First report and morphological and molecular characterization of Meloidogyne incognita from Radermachera sinica in China. Nematropica, 44(2), 118–129.

Zeng, Y., Ye, W., Yang, L., Huang, Y., Zhao, K., Zhang, Z., … Kerns, J. (2014). Morphological and molecular characterization of two isolates of Paratrichodorus porosus from Shenzhen, China. HELMINTHOLOGIA, 51(4), 323–330. https://doi.org/10.2478/s11687-014-0248-1

Rioux, R. A., Shultz, J., Garcia, M., Willis, D. K., Casler, M., Bonos, S., … Kerns, J. (2014). Sclerotinia homoeocarpa Overwinters in Turfgrass and Is Present in Commercial Seed. PLOS ONE, 9(10). https://doi.org/10.1371/journal.pone.0110897

Koch, P. L., Stier, J. C., Senseman, S. A., Sobek, S., & Kerns, J. P. (2013). Modification of a commercially-available ELISA kit to determine chlorothalonil and iprodione concentration on golf course turfgrass. CROP PROTECTION, 54, 35–42. https://doi.org/10.1016/j.cropro.2013.07.017

Kerns, J. P., Soika, M. D., & Tredway, L. P. (2009). Preventive Control of Pythium Root Dysfunction in Creeping Bentgrass Putting Greens and Sensitivity of Pythium volutum to Fungicides. PLANT DISEASE, 93(12), 1275–1280. https://doi.org/10.1094/PDIS-93-12-1275

Kerns, J. P., & Tredway, L. P. (2008). Influence of Temperature on Pathogenicity of Pythium volutum Toward Creeping Bentgrass. PLANT DISEASE, 92(12), 1669–1673. https://doi.org/10.1094/PDIS-92-12-1669

Kerns, J. P., & Tredway, L. P. (2008). Pathogenicity of Pythium species associated with Pythium root dysfunction of creeping bentgrass and their impact on root growth and survival. PLANT DISEASE, 92(6), 862–869. https://doi.org/10.1094/PDIS-92-6-0862

Kerns, J. P., & Tredway, L. P. (2007, May). First report of pythimn root dysfunction of creeping bentgrass caused by Pythium volutum in North Carolina. PLANT DISEASE, Vol. 91, pp. 632–632. https://doi.org/10.1094/PDIS-91-5-0632C