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Robert N. Trigiano

Institute Professor



Our program develops molecular markers to study genetic diversity and populations of pathogens and ornamental plants.


  • PhD. North Carolina State University, Dual Major: Plant Pathology and Botany
  • M.S. The Pennsylvania State University, Major: Biology (Botany/Mycology)
  • B.S. Juniata College (Huntingdon, PA), Major: Biology; Minor: Chemistry


Lipi, P. M. T. Mmbaga, G. Meru, G. Zhang, L. Mackasmiel, X. Wang, P. Wadl and R. N. Trigiano. Genetic mapping of resistance to powdery mildew in Cornus florida. (in review).

Reasor, E.H., J.T. Brosnan, R.N. Trigiano, J.E. Elsner, G.M. Henry, and B.M. Schwartz. The genetic and phenotypic variability of hybrid bermudagrasses used on golf course putting greens. Planta (in review).

Trigiano, R. N., E.C. Bernard, M.T. Windham, A.S. Windham, T.P. Edwards and S.L. Boggess. 2016. First report of powdery mildew on henbit (Lamium amplexicaule) and dead-nettle (L. purpureum) caused by Neoërysiphe galeopsidis in the southern United States. Plant Dis. (in press).

*Amissah, J. N., P. A. Wadl, D. Hadziabdic, S. L. Boggess and R. N. Trigiano. 2016. Characterization of thirteen microsatellite loci from the Ghanian antimalarial plant Cryptolepis sanguinolenta. J. Med. Plant Res. 10(14):183-1


Gray, D. J., Z. T. Li, N. L. Grant, D. A., Dean, R.N. Trigiano and S.A. Dhekney. 2016. The application of precision breeding (PB) for crop improvement is fully consistent with the plant life cycle: The utility of PB for grapevine. Acta. Hort. DOI:10.17660/Actahortic.1115:49-56.


iano, R.N., A. S. Windham, M. T. Windham and P.A. Wadl. 2016. ‘Appalachian Joy’: A supernumery white-bracted cultivar of Cornus florida with powdery mildew resistance. HortScience 51(in press).

Gray, D. J., Z. T. Li, N. L. Grant, D. A., Dean, R.N. Trigiano, D.R. Bergey and S.A. Dhekney. 2016. La selection vegetale de precision pour la mise au point de nouveaux cepages. Revue des Oenologues No 157 spécial. January 2016.

Trigiano, R. N., E. Bernard, D. Hadziabdic, A. J. Dattilo and P. A. Wadl. 2016. First report of powdery mildew on whorled sunflower (Helianthus verticillatus) caused by Golovinomyces ambrosae. Plant Dis. 100(5):1017.

Moore, P.A., P. A. Wadl, J. A. Skinner, R. N. Trigiano, E. C. Bernard, W. E. Klingeman and A. J. Dattilo. 2016. Review of endangered Pityposis ruthii. Bull. Torrey Bot. 143(2): 117-13

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