Disease Fact Sheets
Corn Disease Fact Sheets
Corn Rusts: Common and Southern Rust
Cotton Disease Fact Sheets
Soybean Disease Fact Sheets
Vascular Diseases
Phytophthora Root and Stem Rot
Foliar Diseases
Virus Diseases
Tobacco Ringspot Virus of Soybean
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Nematodes
Stubby Root Nematode of Soybean
Tobacco Disease Fact Sheets
Steam Sanitation of Tobacco Float Trays
Industrial Hemp Disease Fact Sheets
Pythium Root and Crown Rot of Industrial Hemp
Peer Reviewed Extension Publications*
*If there are specific publications that you’re unable to view that you would like access to, please contact us.
García, R.O. and Thiessen, L.D. 2020. Combining microbial-based products and host resistance for management of Granville wilt in flue-cured tobacco, 2019. Plant Disease Management Reports. 14:V160.
Schappe, T.L. and Thiessen, L.D. 2020. Evaluation of traditional and organic foliar fungicides on industrial hemp in Clayton, North Carolina in 2019. Plant Disease Management Reports. 14:V150.
Joyce, A.L., Ernst, A.F., and Thiessen, L.D. 2020. Evaluation of foliar fungicides for control of grey leaf spot on corn, eastern NC 2019. Plant Disease Management Reports. 14:CF171.
Joyce, A.L., Rosado Rivera, Y.I., and Thiessen, L.D. 2020. Management of damping off in cotton using seed treatments, Rocky Mount 2018. Plant Disease Management Reports 14:CF055.
Rosado Rivera, Y.I., García, R.O., and Thiessen, L.D. Small plot test for Granville wilt resistance in flue-cured tobacco varieties in North Carolina, 2019. Plant Disease Management Reports. 14:CF068
Ernst, A.F., Joyce, A.L., and Thiessen, L.D. 2020. Evaluation of nematicides for the management of root-knot nematode in cotton, 2019. Plant Disease Management Reports. 14:N008.
Ernst, A.F., Joyce, A.L., and Thiessen, L.D. 2020. Evaluation of nematicides and cotton varieties for the management of root-knot nematode, 2019. Plant Disease Management Reports. 14:N009
Rosado Rivera, Y.I., García, R.O., and Thiessen, L.D. 2020. Regional farm test evaluation for Granville wilt resistance in flue-cured tobacco in North Carolina, 2019. Plant Disease Management Reports. 14:CF067.
Rosado Rivera, Y.I. and Thiessen, L.D. 2020. Black Shank Regional Farm Test, Edgecombe County, North Carolina, 2019. Plant Disease Management Reports. 14:V096.
Rosado Rivera, Y.I., García, R.O., and Thiessen, L.D. 2020. Official variety test for Granville wilt resistance in flue-cured tobacco in North Carolina, 2019. Plant Disease Management Reports. 14:CF066
Rosado Rivera, Y.I. and Thiessen, L.D. 2020. Black Shank Regional Small Plot, Edgecombe County, North Carolina, 2019. Plant Disease Management Reports. 14.V095.
Rosado Rivera, Y.I. and Thiessen, L.D. 2020. Black Shank Official Variety Test, Edgecombe County, North Carolina, 2019. Plant Disease Management Reports. 14:V097.
Rosado Rivera, Y.I., García, R.O., and Thiessen, L.D. 2020. Small plot test for Granville wilt resistance in flue-cured tobacco varieties in North Carolina, 2019. Plant Disease Management Reports. 14:CF068.
Rosado Rivera, Y.I. and Thiessen, L.D. 2020. Evaluation of nematicides for southern root knot nematode management in tobacco, Columbus County 2019. Plant Disease Management Reports. 14:N017.
Rosado Rivera, Y.I., Harrell, N. , and Thiessen, L.D. 2020. Evaluation of fungicides for black shank management in flue-cured tobacco, Wilson County, North Carolina 2019. Plant Disease Management Reports. 14:V114.
Rosado Rivera, Y.I. and Thiessen, L.D. 2020.Fungicide and variety selection for black shank management in flue-cured tobacco in North Carolina, 2019. Plant Disease Management Reports. 14:V115.
Rosado Rivera, Y.I., Spivey, B. , and Thiessen, L.D. 2020. Evaluation of pesticides for guava root knot nematode control on tobacco, Johnston County 2019. Plant Disease Management Reports. 14:N018
Joyce, A.L. Rosado Rivera, Y.I. and Thiessen, L.D. 2020. Management of root knot nematode in cotton using chemical treatments, Whiteville 2018. Plant Disease Management Reports. 14:N016.
Joyce, A.L., Rosado Rivera, Y.I. and Thiessen, L.D. 2020. Management of damping-off in cotton using seed treatments, Rocky Mount 2018. Plant Disease Management Reports. 14:CF055
Osmond, D., Gatiboni, L., Richardson, R., Burrack, H., Thiessen, L.D., Neal, J., and Jennings, K. Alternative Product Demonstration and Research Guidelines for Extension Agents. 2019. AG-868. https://content.ces.ncsu.edu/alternative-product-demonstration-and-research-guidelines-for-extension-agents
Vann, R. A., Dunphy, J., Thiessen, L.D., and Buffaloe, M. 2019. How Have Foliar Treatments Affected Soybean Yields in North Carolina Trials? NC State Extension. AG-859. https://content.ces.ncsu.edu/how-have-foliar-treatments-affected-soybean-yield-in-north-carolina-trials
Beacorn, J.A. and Thiessen, L.D. 2019. Evaluation of fungicides and timings for control of Fusarium Head Blight on Sorghum, Wake County 2018. Plant Disease Management Reports.13:CF053.
Joyce, A.L. and Thiessen, L.D. 2019. Management of soybean cyst nematode using seed treatments, Jackson Springs 2018. Plant Disease Management Reports. 13:ST004
Joyce, A.L. and Thiessen, L.D. 2019. Evaluation of foliar fungicides for control of Grey Leaf Spot on corn, Plymouth 2018. Plant Disease Management Reports. 13:CF146
Cude, S.J.S, Joyce A.L., Britton T., and Thiessen, L.D. 2019. Evaluation of seed treatments for root knot nematode management on soybean, Benson 2018. Plant Disease Management Reports. 13:ST007.
Cude, S.J., Joyce A.L., Britton T., and Thiessen, L.D. 2019. Seed treatment evaluation for control of root knot nematodes on soybean, Engelhard 2018. Plant Disease Management Reports. 13:ST008.
Rosado-Rivera, Y. I., Spivey, B., and Thiessen, L.D. 2019. Chemical controls for the management of Meloidogyne enterolobii in flue-cured tobacco, 2018. Plant Disease Management Reports. 13:N003
Rosado-Rivera, Y. I., Bennett, M., and Thiessen, L.D. 2019. Evaluation of nematicides for the management of M. enterolobii in flue-cured tobacco, 2018. Plant Disease Management Reports. 13:N002
Rosado-Rivera, Y. I., King, D., and Thiessen, L.D. 2019. Evaluation of chemical programs to manage Tomato spotted wilt virus in flue-cured tobacco, Sampson County, NC, 2018. Plant Disease Management Reports. 13:V101.
Rosado-Rivera, Y. I., Harrell, N., and Thiessen, L.D. 2019. Evaluation of fungicides for control of black shank of tobacco, Wilson County, NC, 2018. Plant Disease Management Reports. 13:V098.
Rosado-Rivera, Y. I., Bradley, A., and Thiessen, L.D. 2019. Evaluation of varieties and fungicides for control of black shank on tobacco, Edgecombe County, NC, 2018. Plant Disease Management Reports. 13:V102.
Rosado-Rivera, Y. I. and Thiessen, L.D. 2019. Evaluation of fungicides to manage foliar diseases of flue-cured tobacco, Oxford NC, 2018. Plant Disease Management Reports. 13:V103.
Rosado-Rivera, Y. I. and Thiessen, L.D. 2019. Evaluation of fungicides programs to control black shank on tobacco, Edgecombe County, NC, 2018. Plant Disease Management Reports. 13:V099.
Rosado-Rivera, Y. I. and Thiessen, L.D. 2019. Evaluation of tobacco varieties for resistance to Granville wilt, Granville County, North Carolina, 2018. Plant Disease Management Reports. 13:V100.
Rosado-Rivera, Y. I. and Thiessen, L.D. 2019. Evaluation of tobacco varieties for resistance to Black shank, Edgecombe County, North Carolina, 2018. Plant Disease Management Reports. 13:V097.
Garcia-Rodriguez, R., Spivey, B., and Thiessen, L.D. 2019. Field testing of biocontrols and host resistance for management of Granville wilt in flue-cured tobacco. Plant Disease Management Reports. 13:V001.
Garcia, R. and Thiessen, L. 2018. Greenhouse screening of commercially available biological control agents not registered for tobacco as an alternate treatment for the management of Ralstonia solanacearum, 2018. Plant Disease Management Reports.12:CF200.
Schappe, T. and Thiessen, L. D. 2018. Black shank resistance in flue-cured tobacco in North Carolina, 2017. Plant Disease Management Reports.12:V034.
Rosado-Rivera, Y. I. and Thiessen, L. D. 2018. Evaluation of fungicides for control of black shank on tobacco, Yadkin and Edgecombe County 2017. Plant Disease Management Reports.12:V030.
Joyce, A. L. and Thiessen, L. D. 2018. Evaluation of seed treatments for control of nematodes on soybean in east-central North Carolina, 2017. Plant Disease Management Reports. 12:N030.
Joyce, A. L. and Thiessen, L. D. 2018. Evaluation of seed treatments for control of nematodes on soybean in coastal North Carolina, 2017. Plant Disease Management Reports.12:N031.
Rosado-Rivera, Y. I. and Thiessen, L. D. 2018. Assessing chemical controls for the management of Meloidogyne enterolobii in flue-cured tobacco. Plant Disease Management Reports.12:V031.
Rosado-Rivera, Y. I. and Thiessen, L. D. 2018. Evaluation of Orondis Gold SL for control of black shank on tobacco, Kinston 2017. Plant Disease Management Reports.12:V032.
Rosado-Rivera, Y. I. and Thiessen, L. D. 2018. Evaluation of soil-applied Revus for control of tobacco black shank, Kinston 2017. Plant Disease Management Reports. 12:V033