Research Presentations


Cucumber – Breeding, Genetics, Genomics, Pathology

Melon – Breeding, Genetics, Genomics, Pathology

  • Daley, J., S. Branham, A. Levi, R. Hassell, and P. Wechter. 2017. Mapping resistance to Alternaria cucumerina in muskmelon. Plant and Animal Genome XXV Conference.
  • Natwick, E.T, W.M. Wintermantel, R.L. Gilbertson, S.G. Blanco, and J.D McCreight. “Evaluation of Potential New Sources of Melon Host Plant Resistance to the Whitefly, Bemisia tabaci,” 3rd Hemipteran-Plant Interactions Symposium, Madrid. Spain. June 4-8, 2017.
  • Kaur, N., W. Chen, Z. Fei, and W.M. Wintermantel. “Transcriptome changes occurred in the whitefly, B. tabaci MEAM1 in response to feeding on melon infected with the crinivirus, CYSDV,” 3rd Hemipteran-Plant Interactions Symposium, Madrid. Spain. June 4-8, 2017.
  • Wechter, P. “Mapping Resistance to Alternaria Cucumerina in Muskmelon,” Plant and Animal Genome meeting, San Diego, CA, January 14-18, 2017.
  • Wechter, P. “Identification of quantitative trait loci associated with resistance to race 1 Fusarium wilt in Cucumis melo,” American Phytopathological Society annual meeting, San Antonio, TX, August 5-9, 2017.

  • McCreight, J.D., W.M. Wintermantel, and E.T. Natwick. Expression of Host Plant Resistance in Melon to Sweetpotato Whitefly in the Desert Southwest United States. DOI: 10.1603/ICE.2016.115559, XXV International Congress of Entomology, Orlando, FL, Sep. 2016.

  • McCreight, J.D., W.M. Wintermantel, and E.T. Natwick. New Sources of Resistance to CYSDV in Melon, In Cucurbitaceae 2016, XIth EUCARPIA Meeting on Genetics and Breeding of Cucurbitaceae, (Kozik EU and Paris HS, eds), Warsaw, Poland, (p. 61–65). July 24–28, 2016.
  • McGregor, C.E. Advances in Watermelon Breeding. Southeast Regional Fruit & Vegetable Conference, Savannah, GA, January 8-10, 2016.
  • Miller, N.F. and L.M. Quesada-Ocampo. Evaluation of fungicides for management of Fusarium wilt of watermelon. Phytopathology. (Abstract) 2016.
  • Wintermantel, W.M., J.D. McCreight, and E.T. Natwick. Epidemiology of Cucurbit yellow stunting disorder virus (CYSDV) and associated whitefly-transmitted viruses in the US Southwest and development of CYSDV resistant melon. Paper presentation at 2nd International Whitefly Symposium, Arusha, Tanzania, February 14-19,  2016.
  • Wintermantel, W.M., J.D. McCreight, and E.T. Natwick. Reservoir hosts of Cucurbit yellow stunting disorder virus and development of resistant melon. 13th International Plant Virus Epidemiology Symposium. Avignon, France, June 6-10, 2016.

  • McCreight, J.D., W.M. Wintermantel, and E.T. Natwick. Evaluations of melon germplasm reported to exhibit host plant resistance to sweetpotato whitefly. Entomological Society of America, Annual Meeting, Minneapolis, MN, (Abstract) Nov. 2015.

Pumpkin and Squash – Breeding, Genetics, Genomics, Pathology

  • Seda-Martínez, W., M. Miranda-Vélez, L. Wessel-Beaver, and A. M. Linares-Ramirez. Approaches to Phenotyping PRSV and ZYMV Resistance in Tropical Pumpkin. HortScience 45(8):S234. 2017.
  • Alzohairy, S.A., R. Hammerschmidt, and M.K. Hausbeck. Characterization of the structural basis of winter squash fruit age-related resistance to Phytophthora capsici.  American Phytopathological Society Annual Meeting, San Antonio, TX, 526-P, Aug. 5-9 2017.
  • Vogel, G., K. LaPlant, E. Reeves, M. Mazourek, M. Gore, and, C.D. Smart. Evaluation of Cucurbita pepo breeding lines with reduced susceptibility to root and crown rot caused by Phytophthora capsici. American Phytopathological Society, San Antonio, TX, 237-P, August 2017.
  • Mantooth, K.L., J.L. Ikerd, M.K. Mandal, and C.S. Kousik. Potential sources of resistance to Phytophthora crown rot in Cucurbita maxima and Cucurbita moschata. Presented at the Annual meeting of the American Phytopathological Society, San Antonio, TX,  291-P, August 2017.

  • Krasnow, C.S., and M.K. Hausbeck.  Age-related resistance of Cucurbita spp. fruit to Phytophthora capsici.  (Abstract) Phytopathology 106 (Suppl.):S1.5.  2016.

  • Mazourek M., W.L. Holdsworth, C. Hernandez, and K.E. LaPlan. Making up for lost time in Cucurbita molecular breeding.” Plant and Animal Genome Conference. San Diego, CA. 2016.
  • Miranda-Vélez, M, L. Wessel-Beaver, J.C. Verle-Rodrigues, and W. Seda-Martínez. Effect of leaf position on the assessment of resistance to Papaya ringspot virus and Zucchini yellow mosaic virus in tropical pumpkin. Proceedings of the 41st meeting of the Sociedad Puertorriqueña de Ciencias Agrícolas. p. 57.  Corozal, Puerto Rico, November 18, 2016.
  • Perkins-Veazie, P., J.R. Schultheis, G. Ma, and T. Birdsell.  Carotenoid content of butternut squash cultivars following harvest and storage. HortScience. 51(9):S358 (Abstract) 2016.
  • Wessel-Beaver, L., and J.C. Verle-Rodrigues. Sources of variation in ELISA tests used to quantify ZYMV and PRSV resistance in Cucurbita moschata. In: Cucurbitaceae. Proceedings of the XIth Eucarpia meeting on genetics and breeding of Cucurbitaceae (E. Kozik and H. Paris, eds).  2016.
  • Wessel-Beaver, L., and J.C. Verle-Rodrigues. Sources of variation in ELISA Tests Used to Quantify ZYMV and PRSV Resistance in Cucurbita moschata. In Cucurbitaceae 2016, XIth EUCARPIA Meeting on Genetics and Breeding of Cucurbitaceae, (Kozik EU and Paris HS, eds), Warsaw, Poland, (p. 170-173). July 24–28, 2016.

  • Alzohairy, S., and M. Hausbeck.  Transcriptomic profiling of Cucurbita species to characterize the age-related resistance against Phytophthora capsici.  Page 19 in: Proceedings of the 1st International Soilborne Oomycete Conference, Duck Key, FL, (Abstract), Dec. 8-10, 2015.

  • Krasnow, C., and M. Hausbeck. Using directed fungicide applications to manage Phytophthora fruit rot of processing squash.  Page 23 in: Proceedings of the 1st International Soilborne Oomycete Conference, Duck Key, FL, (Abstract) Dec. 8-10  2015.

Watermelon – Breeding, Genetics, Genomics, Pathology



Other Cucurbits

  • Kousik, C.S. Breeding rootstocks of cucurbit vegetable crops for resistance to biotic and abiotic stress. Platinum Jubilee Celebrations, Indian Horticulture Congress, New Delhi, India, 300+ attendees. November 15, 2016.
  • Schultheis, J.R. Grafted vs. nongrafted watermelon studies. NC Watermelon Convention. Wrightsville Beach, NC, Mar. 2016.
  • Schultheis, J.R. and W.B. Thompson. Watermelon yield and fruit size response to grafted versus non-grafted transplants in plasticulture and bare ground production systems. Watermelon Research Group, San Antonio, TX, Feb. 2016.
  • Schultheis, J.R. and W. B. Thompson. Watermelon cultivar yield and quality trial results, North Carolina, 2015. 2016. Watermelon Research Group, San Antonio, TX, Feb. 2016.
  • Smart, C. and Lange, H. 2016. Vine Crop Update 2015. Proceedings of the 2016 Empire State Producers Expo, Syracuse, NY.

  • Schultheis, J.R. and S. Johnson. 2015. Grafted versus non-grafted watermelon studies using bare ground or plasticulture production methods. 30th Annual Southeast Vegetable and Fruit Expo. Myrtle Beach, SC. Dec. 2016.

Cucurbit pathology

  • D’Arcangelo K., Miles T., and Quesada-Ocampo L. M. Occurrence of fungicide resistance in Pseudoperonospora cubensis populations causing cucurbit downy mildew in commercial and wild hosts. Phytopathology: in press 2017.
  • Kousik, C.S., Ikerd, J.L. and Mandal, M.K. Long term monitoring of cucurbit powdery mildew (Podosphaera xanthii) races in Charleston, South Carolina. Presented at the Annual meeting of the American Phytopathological Society, San Antonio, TX,  503-P, August 2017.
  • Noel N. and L. M. Quesada-Ocampo. Characterizing Colletotrichum orbiculare, the causal agent of cucurbit anthracnose, for fungicide efficacy and host susceptibility in North Carolina. Phytopathology: in press. 2017.
  • Parada-Rojas C. H. and L. M. Quesada-Ocampo. Population structure of the oomycete soilborne pathogen Phytophthora capsici in North Carolina. Phytopathology: in press. 2017.
  • Rahman A., E. Wallace, J. Crouch, F. Martin, and L. M. Quesada-Ocampo.  Unravelling historical shifts in Pseudoperonospora cubensis populations in the U.S. that resulted in the 2004 cucurbit downy mildew epidemic. Phytopathology: in press. 2017.
  • Rahman, A., F. Martin, A. Shands, T. Miles, and L. M. Quesada-Ocampo. Using comparative genomics to develop biosurveillance tools for the cucurbit downy mildew pathogen Pseudoperonospora cubensis. Oomycete Molecular Genetics Network Meeting, Pacific Grove, CA, March 2017.
  • Ramon M. L., F. N. Martin, and L. M. Quesada-Ocampo. TaqMan assay for differentiation of Pseudoperonospora humuli and P. cubensis host specialized clades. Phytopathology: in press. 2017.
  • Quesada-Ocampo, L. M.  Next generation sequencing to develop molecular diagnostics for Pseudoperonospora cubensis. Phytopathology: in press. 2017.