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Agricultural Research Service United States Department of Agriculture
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Chandrasekar S Kousik (Shaker)
Charleston, South Carolina
RESEARCH PLANT PATHOLOGIST

Phone: (843) 402-5300 ext. 5316
Fax: (843) 573-4715
2700 SAVANNAH HWY
CHARLESTON, SC, 29414

Projects
IDENTIFICATION, ELUCIDATION, AND DEVELOPMENT OF DISEASE AND NEMATODE RESISTANCES IN VEGETABLE CROPS
Appropriated (D)
  Accession Number: 412065
DEV. OF A DECISION SUPPORT SYSTEM FOR MANAGING VIRAL WATERMELON VINE DECLINE & OTHER VEG. DISEASES CAUSED BY WHITEFLY-TRANSMITTED VIRUSES
Reimbursable (R)
  Accession Number: 417939

Publications
Evaluation of Commercial Watermelon Rootstocks for Tolerance to Crown Rot and Powdery Mildew, 2007 - (Research Notes)
Kousik, C.S., Hassell, R.L. 2009. Evaluation of Commercial Watermelon Rootstocks for Tolerance to Crown Rot and Powdery Mildew, 2007. Plant Disease Management Reports. 3:V144.
Evaluation of Cultural Practices and Fungicides for Managing Phytophthora Fruit Rot of Watermelon, 2008 - (Research Notes)
Kousik, C.S. 2009. Evaluation of Cultural Practices and Fungicides for Managing Phytophthora Fruit Rot of Watermelon, 2008. Plant Disease Management Reports. 3:V133.
Symptoms and distribution of Squash vein yellowing virus in vining cucurbits - (Abstract)
Webster, C.G., Kousik, C.S., Turechek, W., Webb, S., Adkins, S.T. 2009. Symptoms and distribution of Squash vein yellowing virus in vining cucurbits. American Phytopathological Society Annual Meeting.
Epidemiological Analysis of Multi-Virus Infections of Watermelon in Experimental Fields in Southwest Florida - (Abstract)
Turechek, W., Adkins, S.T., Kousik, C.S., Webster, C.G., Stansly, P.A. 2009. Epidemiological Analysis of Multi-Virus Infections of Watermelon in Experimental Fields in Southwest Florida. Phytopathology.
MANAGING WHITEFLY VECTORS OF THREE CUCURBIT VIRUSES NEW TO FLORIDA - (Abstract)
Webb, S.E., Roberts, P.D., Stansly, P.A., Adkins, S.T., Turechek, W., Kousik, C.S. 2009. Managing Whitefly Vectors of Three Cucurbit Viruses New to Florida. Phytopathology. 99:S171.
Baseline Sensitivity of Phytophthora Capsici Isolates from the Southeast US to Mandipropamid - (Abstract)
Kousik, C.S., Donahoo, R.S., Keinath, A.P. 2009. Baseline Sensitivity of Phytophthora Capsici Isolates from the Southeast US to Mandipropamid. Phytopathology. 99:S67.
RESPONSE OF U. S. CUCUMIS MELO PLANT INTRODUCTIONS TO PHYTOPHTHORA CAPSICI - (Abstract)
Donahoo, R.S., Kousik, C.S., Thies, J.A. 2009. Response of U. S. Cucumis Melo Plant Introductions to Phytophthora Capsici. Phytopathology. 99:S29.
New Fungicides for Managing Phytophthora Fruit Rot of Watermelon in South Carolina - (Abstract) - (15-Feb-09)
Genetic Diversity of Lagenaria Siceraria and Identification of Accessions Useful for the Development of Disease and Pest Resistant Rootstocks - (Peer Reviewed Journal)
Levi, A., Thies, J.A., Ling, K., Simmons, A.M., Kousik, C.S., Hassell, R. 2009. Genetic Diversity of Lagenaria Siceraria and Identification of Accessions Useful for the Development of Disease and Pest Resistant Rootstocks. Diversity Plant Genetic Resources Journal, http://journals.cambridge.org/action/displayIssue?jid=PGR. doi: 10.1017/S1479262109225354
Watermelon vine decline and other whitefly-transmitted virus diseases of cucurbits in Florida - (Proceedings/Symposium)
Adkins, S.T., Turechek, W., Kousik, C.S., Webb, S.E., Roberts, P.D., Stansly, P.A., Baker, C.A. 2009. Watermelon vine decline and other whitefly-transmitted virus diseases of cucurbits in Florida. Southeast Regional Fruit and Vegetable Conference.
Sources of Resistance in Watermelon Plant Introductions (PI) to Squash Vein Yellowing Virus (SqVYV), the Cause of Watermelon Vine decline in Florida - (Peer Reviewed Journal)
Kousik, C.S., Adkins, S.T., Turechek, W., Roberts, P.D. 2009. Sources of Resistance in Watermelon Plant Introductions (PI) to Squash Vein Yellowing Virus (SqVYV), the Cause of Watermelon Vine decline in Florida. Plant Disease. 44(2):256-262.
Use of Reflective Plastic Mulch and Insecticide Sprays to Manage Viral Watermelon Vine Decline in Florida, 2007 - (Research Notes)
Kousik, C.S., Adkins, S.T., Turechek, W., Roberts, P.D. 2008. Use of Reflective Plastic Mulch and Insecticide Sprays to Manage Viral Watermelon Vine Decline in Florida, 2007. Plant Disease Management Reports. 2:V169.
Squash vein yellowing virus, causal agent of viral watermelon vine decline in Florida, USA ¿ reservoirs, genome characterization and mixed infections - (Abstract)
Adkins, S.T., Turechek, W., Kousik, C.S., Li, W., Hilf, M.E., Roberts, P.D., Stansly, P.A., Baker, C.A., Webb, S.E. 2008. Squash vein yellowing virus, causal agent of viral watermelon vine decline in Florida, USA ¿ reservoirs, genome characterization and mixed infections. Legume Viruses Working Group Proceedings.
A Survey of Watermelon Germplasm for Inhibitory Seed Exudates - (Peer Reviewed Journal)
Harrison Jr, H.F., Levi, A., Kousik, C.S. 2008. A survey of watermelon germplasm for inhibitory seed exudates. HortScience. 42(1):138-142.
Patterns of Multi-Virus Infections in Florida Watermelon - (Abstract)
Turechek, W., Adkins, S.T., Kousik, C.S., Stansly, P.A., Roberts, P.D. 2008. Patterns of Multi-Virus Infections in Florida Watermelon. Phytopathology. 98(6):S154
Identification of plant reservoirs and genome characterization of Squash vein yellowing virus, causal agent of viral watermelon vine decline in Florida - (Abstract)
Adkins, S.T., Li, W., Hilf, M.E., Turechek, W., Kousik, C.S., Baker, C., Webb, S.E. 2008. Identification of plant reservoirs and genome characterization of Squash vein yellowing virus, causal agent of viral watermelon vine decline in Florida. Phytopathology. 98(6):S10
New Fungicides for Managing Phytophthora Fruit Rot of Watermelon - (Trade Journal)
Kousik, C.S., Holmes, G.J., Adams, M.L. 2008. New Fungicides for Managing Phytophthora Fruit Rot of Watermelon. Vineline Magazine. pp 30.
Plant reservoirs of Squash vein yellowing virus, causal agent of viral watermelon vine decline, and other whitefly-transmitted cucurbit viruses in Florida - (Abstract)
Adkins, S.T., Kousik, C.S., Webb, S.E., Baker, C.A., Turechek, W. 2008. Plant reservoirs of Squash vein yellowing virus, causal agent of viral watermelon vine decline, and other whitefly-transmitted cucurbit viruses in Florida. HortScience. 43(3)623
Patterns of Multi-Virus Infections of Watermelon at the Plant and Field Levels in Florida - (Abstract)
Turechek, W., Adkins, S.T., Kousik, C.S., Stansly, P.A., Roberts, P.D. 2008. Patterns of Multi-Virus Infections of Watermelon at the Plant and Field Levels in Florida. HortScience. 43:623-624.
A review of ipomoviruses and watermelon vine decline caused by the newly-described and whitefly-transmitted squash vein yellowing virus - (Proceedings/Symposium) - (15-Apr-08)
Potential Sources of Resistance to Cucurbit Powdery Mildew (Podosphaera xanthii) in US Plant Introductions (PI) of Lagenaria Siceraria (bottle gourd) - (Peer Reviewed Journal)
Kousik, C.S., Levi, A., Ling, K., Wechter, W.P. 2008. Potential Sources of Resistance to Cucurbit Powdery Mildew (Podosphaera xanthii) in US Plant Introductions (PI) of Lagenaria Siceraria (bottle gourd). HortScience. 43(5):1359-1364
Grafting ¿ a tool for managing root-knot nematodes in watermelon? - (Abstract)
Thies, J.A., Ariss, J., Kousik, C.S., Hassell, R. 2008. Grafting ¿ a tool for managing root-knot nematodes in watermelon?. Phytopathology. 98:S156.
Squash vein yellowing virus detection using nested polymerase chain reaction demonstrates Momordica charantia is a reservoir host - (Peer Reviewed Journal)
Adkins, S.T., Webb, S., Baker, C., Kousik, C.S. 2008. Squash vein yellowing virus detection using nested polymerase chain reaction demonstrates Momordica charantia is a reservoir host. Plant Disease. 92:1119-1123.
Management of Whitefly-Transmitted Viral Watermelon Vine Decline in Florida - (Abstract)
Kousik, C.S., Adkins, S.T., Turechek, W., Roberts, P.D. 2008. Management of Whitefly-Transmitted Viral Watermelon Vine Decline in Florida. Phytopathology. 98:S85.
Reaction of Wild Watermelon Germplasm to Southern Root-Knot Nematode in South Carolina - (Abstract)
Ariss, J., Thies, J.A., Kousik, C.S., Hassell, R.L. 2008. Reaction of Wild Watermelon Germplasm to Southern Root-Knot Nematode in South Carolina. Phytopathology. 98:S14.
Managing Phytophthora Disease with Fungicides - (Abstract)
Hausbeck, M.K., Keinath, A.P., Kousik, C.S., Matheron, M.E. 2008. Managing Phytophthora Disease with Fungicides. Phytopathology. APS Centennial celebration in Minneapolis, MN, July 26, 2008.
Evaluation of Fungicides for Control of Phytophthora Blight of Watermelon in North Carolina and South Carolina - (Abstract)
Adams, M.L., Holmes, G.J., Kousik, C.S. 2008. Evaluation of Fungicides for Control of Phytophthora Blight of Watermelon in North Carolina and South Carolina. Phytopathology. 98:S10.
First Report of Insensitivity to Cyazofamid among Isolates of Phytophthora capsici from the Southeastern United States - (Peer Reviewed Journal)
Kousik, C.S., Keinath, A.P. 2008. First Report of Insensitivity to Cyazofamid among Isolates of Phytophthora capsici from the Southeastern United States. Plant Disease. 92:979.
Is Grafting Useful for Managing Root-Knot Nematodes in Watermelon? - (Abstract)
Thies, J.A., Ariss, J., Kousik, C.S., Hassell, R. 2008. Is Grafting Useful for Managing Root-Knot Nematodes in Watermelon?. HortScience. 43(3):623.
Response of Watermelon Germplasm to Southern Root-Knot Nematode in Field Tests - (Abstract)
Ariss, J., Thies, J.A., Kousik, C.S., Hassell, R.L. 2008. Response of Watermelon Germplasm to Southern Root-Knot Nematode in Field Tests. HortScience. 43(3):622.
First Report of Southern Blight on Bottle Gourd (Lagenaria siceraria) caused by Sclerotium Rolfsii in South Carolina - (Peer Reviewed Journal)
Ling, K., Kousik, C.S., Keinath, A.P. 2008. First Report of Southern Blight on Bottle Gourd (Lagenaria siceraria) caused by Sclerotium Rolfsii in South Carolina. Plant Disease. 92:656.
Effects of Silver Plastic Mulch and Chemical Treatments on Development of Whitefly-Transmitted Viral Watermelon Vine Decline in Florida - (Abstract)
Kousik, C.S., Adkins, S.T., Turechek, W., Roberts, P.D. 2008. Effects of Silver Plastic Mulch and Chemical Treatments on Development of Whitefly-Transmitted Viral Watermelon Vine Decline in Florida. HortScience. 43(3):624.
Sensitivity of Phytophthora capsici isolates from the southeast US to Fluopicolide and Cyazofamid. - (Proceedings/Symposium)
Kousik, C.S., Keinath, A.P. 2007. Sensitivity of Phytophthora capsici isolates from the southeast US to Fluopicolide and Cyazofamid. International Phytophthora Capsici Conference, Islamorada, FL, 2007. p. 20.
Response of U.S. bottle gourd (Lagenaria siceraria) Plant Introductions to Phytophthora capsici - (Proceedings/Symposium)
Kousik, C.S., Thies, J.A. 2007. Response of U.S. bottle gourd (Lagenaria siceraria) Plant Introductions to Phytophthora capsici. International Phytophthora Capsici Conference, Islamorada, FL, 2007. p.27.
Management of watermelon vine decline in Florida - (Abstract)
Roberts, P., Stansly, P., Adkins, S.T., Bruton, B.D., Muchovej, R., Kousik, C.S. 2007. Management of watermelon vine decline in Florida. American Phytopathology Society.
Tolerance to Cucurbit Powdery Mildew in USDA Bottle Gourd (Lagenaria siceraria) Plant Introductions (PI) - (Abstract)
Kousik, C.S., Ling, K., Levi, A. 2007. Tolerance to Cucurbit Powdery Mildew in USDA Bottle Gourd (Lagenaria siceraria) Plant Introductions (PI). Phytopathology. 97:S60.
Squash vein yellowing virus and its effects on watermelon - (Abstract)
Adkins, S.T., Mccollum, T.G., Albano, J.P., Kousik, C.S., Roberts, P., Baker, C., Webb, S. 2007. Squash vein yellowing virus and its effects on watermelon. American Phytopathological Society Annual Meeting.
Potential Sources of Resistance to Broad Mites (Polyphagotarsonemus latus) in Watermelon Germplasm - (Peer Reviewed Journal)
Kousik, C.S., Shepard, B.M., Hassell, R., Levi, A., Simmons, A.M. 2007. Potential Sources of Resistance to Broad Mites (Polyphagotarsonemus latus) in Watermelon Germplasm. HortScience. 42(7):1539-1544.
Resistance of Citrullus Colocynthis to Whiteflies and Spidermites - (Abstract)
Levi, A., Simmons, A.M., Lopez, R., Kousik, C.S., Shepard, M., Jackson, D.M., Harrison Jr, H.F., Edelstien, M., Palevsky, E., Tadmor, K. 2007. Resistance of Citrullus Colocynthis to Whiteflies and Spidermites. HortScience. 42(3):454.
Evaluation of Cultural Practices and Fungicides for Managing Phytophthora Fruit Rot of Watermelon, 2006 - (Research Notes)
Kousik, C.S., Hassell, R. 2007. Evaluation of Cultural Practices and Fungicides for Managing Phytophthora Fruit Rot of Watermelon, 2006. Plant Disease Management Reports. 1:V010.
Preliminary Evaluation of USDA Watermelon Core Collection for Tolerance to SqVYV, 2006 - (Research Notes)
Kousik, C.S., Adkins, S.T. 2007. Preliminary Evaluation of USDA Watermelon Core Collection for Tolerance to SqVYV, 2006. Plant Disease Management Reports. 1:V011.
Evaluation of Select USDA Watermelon Plant Introductions (PI) for Tolerance to Watermelon Vine Decline, 2006 - (Research Notes)
Kousik, C.S., Adkins, S.T., Roberts, P.D. 2007. Evaluation of Select USDA Watermelon Plant Introductions (PI) for Tolerance to Watermelon Vine Decline, 2006. Plant Disease Management Reports. 1:V012.
Tolerance of select watermelon plant introductions (PI) to watermelon vine decline in Florida - (Abstract)
Kousik, C.S., Adkins, S.T., Roberts, P.D. 2002. Tolerance of Select Watermelon Plant Introductions (PI) to Watermelon Vine Decline in Florida. HortScience. 42(3):453.
Broad Mite (Polyphagotarsonemus latus) infestation and injury in watermelon and potential sources of resistance - (Abstract)
Kousik, C.S., Levi, A., Simmons, A.M., Hassell, R., Shepard, B.M. 2007. Broad Mite (Polyphagotarsonemus latus) Infestation and Injury in Watermelon and Potential Sources of Resistance. HortScience. 42(3):453.
Evaluation of Commercial Watermelon Rootstocks for Tolerance to Phytophthora Blight and Watermelon Vine Decline - (Abstract)
Kousik, C.S., Adkins, S.T., Roberts, P.D., Hassell, R. 2002. Evaluation of Commercial Watermelon Rootstocks for Tolerance to Phytophthora Blight and Watermelon Vine Decline. HortScience. 42(3):453.
Management of Whitefly Populations for the Control of Watermelon Vine Decline in Florida - (Abstract)
Roberts, P.D., Stansly, P.A., Adkins, S.T., Kousik, C.S., Bruton, B.D. 2007. Management of Whitefly Populations for the Control of Watermelon Vine Decline in Florida. Phytopathology. 97:S182.
Potential Sources of Resistance in Watermelon Plant Introductions (PI) to Watermelon Vine Decline in Florida - (Abstract)
Kousik, C.S., Adkins, S.T., Roberts, P.D. 2007. Potential Sources of Resistance in Watermelon Plant Introductions (PI) to Watermelon Vine Decline in Florida. Phytopathology. 97:S59.
Evaluation of Commercial Watermelon Rootstocks for Tolerance to Phytophthora Blight - (Abstract)
Kousik, C.S., Hassell, R.A. 2007. Evaluation of Commercial Watermelon Rootstocks for Tolerance to Phytophthora Blight. Phytopathology. 97:S182.
Research Update on Mature Watermelon Vine Decline in South Florida - (Proceedings/Symposium)
Kousik, C.S., Roberts, P.D., Adkins, S.T., Webb, S., Stansly, P.A., Baker, C., Bruton, B.D., Muchovei, R., Achor, D., Whidden, A.L. 2006. Research Update on Mature Watermelon Vine Decline in South Florida. Proceedings of the North Carolina Vegetable Grower's Association. 2006 Year Book Volume VIII:55.
Squash vein yellowing virus, a novel ipomovirus, isolated from squash and watermelon in Florida - (Abstract)
Adkins, S.T., Webb, S., Achor, D., Kousik, C.S., Roberts, P.D., Baker, C.A. 2006. Squash vein yellowing virus, a novel ipomovirus, isolated from squash and watermelon in Florida. Bemisia International Workshop Proceedings.
Wild Germplasm: Plant Resistance for Watermelon - (Abstract)
Simmons, A.M., Levi, A., Davis, A.R., Ling, K., Lopez, R., Jackson, D.M., Kousik, C.S., Shepard, B.M., Thies, J.A. 2006. Wild Germplasm: Plant Resistance for Watermelon. Bemisia International Workshop Proceedings, Duck Key, FL. pp 130.
Whitefly (Bemisia tabaci) transmitted Squash vein yellowing virus (SqVYV): a component of Watermelon Vine Decline in South Florida. - (Abstract) - (14-Sep-06)
SOURCES OF RESISTANCE TO THE WATERMELON DOWNY MILDEW PATHOGEN (PSEUDOPERONOSPORA CUBENSIS) IN US PLANT INTRODUCTIONS (PI) - (Abstract)
Kousik, C.S. 2006. Sources of resistance to the watermelon downy mildew pathogen (Pseudoperonospora cubensis) in us plant introductions (PI). Phytopathology. 96:S63
EVALUATION OF RANMAN 400SC AND OMEGA 500F FOR MANAGEMENT OF PHYTOPHTHORA BLIGHT OF BELL PEPPER, 2005. - (Research Notes)
Kousik, C.S. 2006. Evaluation of Ranman 400SC and Omega 500F for management of phytophthora blight of bell pepper, 2005. Fungicide and Nematicide Tests. 61:V010.
EVALUATION OF RANMAN 400SC FOR MANAGEMENT OF PHYTOPHTHORA BLIGHT OF BELL PEPPER, 2004-05. - (Research Notes)
Kousik, C.S. 2006. Evaluation of Ranman 400SC for management of phytophthora blight of bell pepper, 2004-05. Fungicide and Nematicide Tests. 61:V009.
MANAGING MEFENOXAM-TOLERANT ISOLATES OF PHYTOPHTHORA CAPSICI ON BELL PEPPERS. - (Abstract)
Kousik, C.S. 2006. Managing mefenoxam-tolerant isolates of phytophthora capsici on bell peppers. Phytopathology. Posted online March 27, 2006.

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