Works (28)
2025 article
Bittersweet Challenges: Postharvest Disease Management in Sugarbeet and Sweetpotato
Morales, C., Avila, K., Bhatta, U., Bill, M., Bugingo, C., Buitrago-Acosta, M. C., … Quesada-Ocampo, L. M. (2025, March 26). Plant Disease, Vol. 3.
2025 article
Corn Yield Loss Estimates Due to Diseases in the United States and Ontario, Canada, from 2020 to 2023
Betts, A. K., Sisson, A. J., Ahumada, D., Allen, T., Anderson, N., Bergstrom, G. C., … Zeng, Y. (2025, November 4). Plant Health Progress.
2025 article
Estimated soybean yield and economic losses caused by diseases in the United States and Ontario, Canada from 2020 to 2024
Telenko, D. E. P., Allen, T., Sisson, A. J., Bergstrom, G. C., Betts, A. K., Bish, M., … Zeng, Y. (2025, November 21). Plant Health Progress.
2024 article
Phytophthora nicotianae: A Quick Diagnostic Guide for Black Shank of Tobacco
Cochran, S., Quesada-Ocampo, L. M., Kerns, J. P., & Thiessen, L. D. (2024, January 1). Plant Health Progress, Vol. 5.
2024 article
Assessing Pesticide Residue Levels in Sweetpotato Roots and Slips Treated with Fungicides for Management of Southern Blight and Circular Spot Disease Caused by Agroathelia rolfsii
Mascarenhas, J., Collins, H., Ahmed, K., Gannon, T., Almeyda, C., Thiessen, L., … Quesada-Ocampo, L. M. (2024, October 26). Plant Disease, Vol. 4.
2024 article
Influence of Fungicide Application on Rhizosphere Microbiota Structure and Microbial Secreted Enzymes in Diverse Cannabinoid-Rich Hemp Cultivars
Xu, J., Knight, T., Boone, D., Saleem, M., Finley, S. J., Gauthier, N., … Ajayi, O. S. (2024, May 28). International Journal of Molecular Sciences, Vol. 25.
2024 journal article
Occurrence and Distribution of Meloidogyne spp. in Fields Rotated with Sweetpotato and Host Range of a North Carolina Population of Meloidogyne enterolobii
Plant Disease, 108(9), 2855–2864.
2024 article
Open Access and Reproducibility in Plant Pathology Research: Guidelines and Best Practices
Grünwald, N. J., Bock, C. H., Chang, J. H., Souza, A. A. D., Ponte, E. M. D., Toit, L. J., … Zeng, Q. (2024, February 8). Phytopathology, Vol. 4.
2024 article
The Origin of the Problem: Characterization of Paraguayan Septoria steviae, Causal Agent of Septoria Leaf Spot of Stevia, Based on Multilocus Sequence Analysis
Sanabria-Velazquez, A. D., Enciso-Maldonado, G. A., Thiessen, L. D., & Shew, H. D. (2024, May 20). Plant Disease.
2023 article
Integrated Pathogen Management in Stevia Using Anaerobic Soil Disinfestation Combined with Different Fungicide Programs in USA, Mexico, and Paraguay
Sanabria-Velazquez, A. D., Enciso-Maldonado, G. A., Maidana-Ojeda, M., Diaz-Najera, J. F., Ayvar-Serna, S., Thiessen, L. D., & Shew, H. D. (2023, May 12). Agronomy.
2022 article
First Report of Macrophomina euphorbiicola Causing Charcoal Rot of Stevia in Paraguay
Sanabria-Velazquez, A. D., Cubilla, A., Flores-Giubi, M. E., Barua, J. E., Romero-Rodríguez, C., Enciso-Maldonado, G. A., … Shew, H. D. (2022, May 6). Plant Disease.
2022 article
In Vitro Fungicide Sensitivity and Effect of Organic Matter Concentration on Fungicide Bioavailability in Take-All Root Rot Pathogens Isolated from North Carolina
Stephens, C. M., Gannon, T. W., Thiessen, L. D., Cubeta, M. A., & Kerns, J. P. (2022, November 26). Plant Health Progress, Vol. 24, pp. 162–170.
2022 article
Meta-Analysis of the Field Efficacy of Seed- and Soil-Applied Nematicides on Meloidogyne incognita and Rotylenchulus reniformis Across the U.S. Cotton Belt
Faske, T. R., Kandel, Y., Allen, T. W., Grabau, Z. J., Hu, J., Kemerait, R. C., … Wheeler, T. (2022, January 3). Plant Disease.
2022 article
Validation of Standard Area Diagrams to Estimate the Severity of Septoria Leaf Spot on Stevia in Paraguay, Mexico, and the United States
Sanabria-Velazquez, A. D., Enciso-Maldonado, G. A., Maidana-Ojeda, M., Diaz-Najera, J. F., Thiessen, L. D., & Shew, H. D. (2022, November 23). Plant Disease.
2021 article
Fantastic Downy Mildew Pathogens and How to Find Them: Advances in Detection and Diagnostics
Salcedo, A. F., Purayannur, S., Standish, J. R., Miles, T., Thiessen, L., & Quesada-Ocampo, L. M. (2021, February 25). Plants, Vol. 10, p. 435.
2021 journal article
Soybean Root-Knot Nematode: A Diagnostic Guide
Plant Health Progress, 22(2), 164–175.
2021 article
Soybean Yield Loss Estimates Due to Diseases in the United States and Ontario, Canada, from 2015 to 2019
Bradley, C. A., Allen, T. W., Sisson, A. J., Bergstrom, G. C., Bissonnette, K. M., Bond, J., … Wise, K. A. (2021, January 1). Plant Health Progress.
2020 article
Cercospora nicotianae Isolates from Flue-Cured Tobacco in North Carolina Found with G143A and F129L Mutations in Cytochrome b Gene
Ernst, A., & Thiessen, L. (2020, January 1). Plant Health Progress.
2020 article
Corn Yield Loss Estimates Due to Diseases in the United States and Ontario, Canada, from 2016 to 2019
Mueller, D. S., Wise, K. A., Sisson, A. J., Allen, T. W., Bergstrom, G. C., Bissonnette, K. M., … Wiebold, W. J. (2020, January 1). Plant Health Progress, Vol. 21, pp. 238–247.
2020 article
First Report of Fusarium lacertarum Causing Fusarium Head Blight on Sorghum in North Carolina
Beacorn, J. A., & Thiessen, L. D. (2020, October 27). Plant Disease.
2020 journal article
First Report of Cotton Leafroll Dwarf Virus in Cotton Plants Affected by Cotton Leafroll Dwarf Disease in North Carolina
Plant Disease, 104(12), 3275.
2020 article
Plant-Microbiome Interactions for Bacterial Wilt Suppression in Modern Tobacco Production
García-Rodríguez, R. O., & Thiessen, L. D. (2020, December 21). Plant Health Progress.
2020 article
Sanitation of Float Trays for the Management of Pythium Species in Tobacco Float Systems
Thiessen, L. D., Ellington, G. H., Macialek, J. A., Johnson, C. S., & Reed, D. T. (2020, January 1). Plant Health Progress.
2020 article
Surveying for Potential Diseases and Abiotic Disorders of Industrial Hemp (Cannabis sativa) Production
Thiessen, L. D., Schappe, T., Cochran, S., Hicks, K., & Post, A. R. (2020, January 1). Plant Health Progress, Vol. 21, pp. 321–332.
2019 article
Ralstonia solanacearum Species Complex: A Quick Diagnostic Guide
García, R. O., Kerns, J. P., & Thiessen, L. (2019, January 1). Plant Health Progress, Vol. 20, pp. 7–13.
2019 article
Effect of Fungicide Mobility and Application Timing on the Management of Grape Powdery Mildew
Warneke, B., Thiessen, L. D., & Mahaffee, W. F. (2019, October 23). Plant Disease.
2019 article
First Report of Exserohilum rostratum Causing Foliar Blight of Industrial Hemp (Cannabis sativa)
Thiessen, L. D., & Schappe, T. (2019, January 9). Plant Disease.
2019 article
First Report of Serratia marcescens Causing a Leaf Spot Disease on Industrial Hemp (Cannabis sativa)
Schappe, T., Ritchie, D. F., & Thiessen, L. D. (2019, December 20). Plant Disease, Vol. 104, pp. 1248–1249.