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Publications

Book Chapters:
McGrath, M. T.   2004.  Diseases of cucurbits and their management.  In Diseases of Fruits and Vegetables, Volume I, pages 455-510.  S. A. M. H. Naqvi (ed.).  Kluwer Academic Publishers.

On-line Refereed Publications:
McGrath, M. T.   2004.  What are fungicides?  The Plant Health Instructor.  DOI: 10.1094/PHI-I-2004-0825-01.
Posted in Topics in Plant Pathology, Introductory Plant Pathology, APSnet Education Center.
www.apsnet.org/education/IntroPlantPath/Topics/fungicides/default.htm

Refereed Research Publications:
McGrath, M. T.  1994.  Heterothallism in Sphaerotheca fuliginea.  Mycologia 86:517-523.

McGrath, M. T.  1996.  Increased resistance to triadimefon and to benomyl in Sphaerotheca fuliginea populations following fungicide usage over one season.  Plant Disease 80:633-639.

McGrath, M. T.  1996.  Successful management of powdery mildew in pumpkin with disease threshold-based fungicide programs.  Plant Disease 80:910-916.

McGrath, M. T, and Staniszewska, H.  1996.  Management of powdery mildew in summer squash with host resistance, disease threshold-based fungicide programs, or an integrated program.  Plant Disease 80:1044-1052.

McGrath, M. T, Staniszewska, H., Shishkoff, N., and Casella, G.  1996.  Distribution of mating types of Sphaerotheca fuliginea  in the United States.  Plant Disease 80:1098-1102.

McGrath, M. T, Staniszewska, H., Shishkoff, N., and Casella, G.  1996.  Fungicide sensitivity of Sphaerotheca fuliginea populations in the United States.  Plant Disease 80:697-703.

McGrath, M. T., and Shishkoff, N.  1999.  Evaluation of biocompatible materials for managing cucurbit powdery mildew.  Crop Protection 18:471-478.

McGrath, M. T., and Shishkoff, N.  2000.  Control of cucurbit powdery mildew with JMS Stylet-Oil.  Plant Disease 84:989-993.

Krupa, S., McGrath, M. T., et. al.  2001.  Ambient ozone and plant health.  Plant Disease 85:4-17. (Feature article).

McGrath, M. T., and Shishkoff, N.  2001.  Resistance to triadimefon and benomyl: dynamics and impact on control of cucurbit powdery mildew.  Plant Disease 85(2):147-154.

McGrath, M. T.  2001.  Fungicide resistance in cucurbit powdery mildew: Experiences and challenges.  Plant Disease 85(3):236-245. (Feature article).

Shishkoff, N., and McGrath, M. T.  2002. AQ10® biofungicide combined with chemical fungicides or AddQ spray adjuvant for control of cucurbit powdery mildew in detached leaf culture.  Plant Disease 86:915-918.

Refereed Technical Reports:

McGrath, M. T.  2005. Comparison of powdery mildew resistant pumpkin and winter squash under reduced-fungicide program, 2004. Biological and Cultural Tests 20:V011.

McGrath, M. T.  2005. Evaluation of biofungicides and compost tea for managing powdery mildew of pumpkin, 2004, Fungicide and Nematicide Tests 60:V050.

McGrath, M. T.  2005. Evaluation of biofungicides for managing powdery mildew of pumpkin, 2004. Fungicide and Nematicide Tests 60:V051.

McGrath, M. T.  2005. Evaluation of fungicide programs for managing pathogen resistance and powdery mildew of pumpkin, 2004. Fungicide and Nematicide Tests 60:V049.

McGrath, M. T.  2005. Experimental fungicides compared to fungicides registered for managing powdery mildew of winter squash, 2004. Fungicide and Nematicide Tests 60:V056.

McGrath, M. T.  2005. Yard-waste compost amended to soil for managing Phytophthora blight of pumpkin, 2004. Biological and Cultural Tests 20:V010.

McGrath, M. T., and Moyer, D. D.  2005. Evaluation of compost tea and biofungicide Sonata for foliar diseases in organically produced tomatoes, 2004. Fungicide and Nematicide Tests 60:V052.

McGrath, M. T., and Davey, J. F. 2006. Efficacy of alternative products for Phytophthora capsici in pumpkin, 2005. Fungicide and Nematicide Tests 61:V025.

McGrath, M. T., and Davey, J. F. 2006. Efficacy of DuPont fungicides for Phytophthora capsici in pepper, 2005. Fungicide and Nematicide Tests 61:V033.

McGrath, M. T., and Davey, J. F. 2006. Efficacy of DuPont fungicides for Phytophthora capsici in summer squash, 2005. Fungicide and Nematicide Tests 61:V035.

McGrath, M. T., and Davey, J. F. 2006. Efficacy of fungicides for Phytophthora capsici in summer squash, 2005. Fungicide and Nematicide Tests 61:V034.

McGrath, M. T., and Davey, J. F. 2006. Evaluation of biofungicides for managing powdery mildew of pumpkin, 2005. Fungicide and Nematicide Tests 61:V036.

McGrath, M. T., and Davey, J. F. 2006. Evaluation of copper fungicides for managing powdery mildew of pumpkin, 2005. Fungicide and Nematicide Tests 61:V037.

McGrath, M. T., and Davey, J. F. 2006. Evaluation of hairy vetch plus rye mulch and a health-promoting product on leaf mold in organically-produced tomato, 2005. Fungicide and Nematicide Tests 61:V024.

McGrath, M. T., and Davey, J. F. 2006. Evaluation of fungicide programs for managing powdery mildew of pumpkin, 2005. Fungicide and Nematicide Tests 61:V038.

McGrath, M. T., and Davey, J. F. 2006. Experimental fungicide compared to fungicide registered for managing powdery mildew of winter squash, 2005. Fungicide and Nematicide Tests 61:V039.

McGrath, M. T., and Davey, J. F. 2006. Comparison of powdery mildew resistant acorn-type winter squash under reduced-fungicide program, 2005. Biological and Cultural Tests 21:V020.

McGrath, M. T., and Davey, J. F. 2006. Comparison of powdery mildew resistant muskmelon under reduced-fungicide program, 2005. Biological and Cultural Tests 21:V024.

McGrath, M. T., and Davey, J. F. 2006. Comparison of powdery mildew resistant pumpkin under reduced-fungicide program, 2005. Biological and Cultural Tests 21:V021.

McGrath, M. T., and Davey, J. F. 2007. Bacterial wilt resistant cucumber cultivar evaluation, 2006. Plant Disease Management Reports 1:V127.

McGrath, M. T., and Davey, J. F. 2007. Efficacy of fungicides for control of Phytophthora blight in pepper on crown rot tolerant and susceptible varieties, 2006. Plant Disease Management Reports 1:V131.

McGrath, M. T., and Davey, J. F. 2007. Evaluation of a health-promoting product and a copper fungicide on foliar diseases in organically-produced tomato, 2006. Plant Disease Management Reports 1:V147.

McGrath, M. T., and Davey, J. F. 2007. Evaluation of biofungicides for managing powdery mildew of pumpkin, 2006. Plant Disease Management Reports 1:V145.

McGrath, M. T., and Davey, J. F. 2007. Evaluation of foliar and drip applications of biopesticides for management of Phytophthora blight on pumpkin, 2006. Plant Disease Management Reports 1:V126.

McGrath, M. T., and Davey, J. F. 2007. Evaluation of fungicide programs for management of powdery mildew on pumpkin, 2006. Plant Disease Management Reports 1:V060.

McGrath, M. T., and Davey, J. F. 2007. Evaluation of fungicides for managing downy mildew of winter squash, 2006. Plant Disease Management Reports 1:V146.

McGrath, M. T., and Davey, J. F. 2007. Evaluation of fungicides for the management of powdery and downy mildews of winter squash, 2006. Plant Disease Management Reports 1:V1=040.

McGrath, M. T., and Davey, J. F. 2007. Hard-rinded pumpkin cultivar evaluation for Phytophthora fruit rot, 2006. Plant Disease Management Reports 1:V125.

McGrath, M. T., and Davey, J. F. 2007. Powdery mildew resistant acorn-type winter squash cultivar evaluation, 2006. Plant Disease Management Reports 1:V130.

McGrath, M. T., and Davey, J. F. 2007. Powdery mildew resistant pumpkin cultivar evaluation, 2006. Plant Disease Management Reports 1:V124.

McGrath, M. T., and Davey, J. F. 2007. Powdery mildew resistant yellow summer squash cultivar evaluation, 2006. Plant Disease Management Reports 1:V129.

McGrath, M. T., and Davey, J. F. 2007. Powdery mildew resistant zucchini summer squash cultivar evaluation, 2006. Plant Disease Management Reports 1:V128.

Abstracts of Papers and Posters Presented at Professional Meetings:

McGrath, M. T.  2005. Evaluation of compost tea and biofungicides for managing foliar diseases in pumpkin and tomato.  Phytopathology 95:S171.

McGrath, M. T.  2005. History of QoI use and resistance development in cucurbit powdery mildew. Phytopathology 95:S143.

McGrath, M.T.  2005. Botanical oils and other products for managing powdery mildew in organically-produced cucurbits. Phytopathology 95:S68.

Davey, J. F. and McGrath, M. T.  2006. Sensitivity to the fungicide quinoxyfen of powdery mildew isolates collected from pumpkin in New York in 2004. Phytopathology (http://www.apsnet.org/meetings/div/ne05abs.asp).

McGrath, M.T.  2006. Occurrence of fungicide resistance in Podosphaera xanthii on Long Island, NY, in 2004 and impact on cucurbit powdery mildew control. Phytopathology (http://www.apsnet.org/meetings/div/ne05abs.asp).

McGrath, M.T. and Davey, J. F.  2006. Fungicide programs for managing cucurbit powdery mildew and fungicide resistance in Podosphaera xanthii. Phytopathology 97:S76.

Adams, M. L., Holmes, G., McGrath, M. T., and Olaya, G. 2007. Reduced efficacy of QoI and demethylation-inhibitor (DMI) fungicides on powdery mildew of cucurbits in North Carolina.  Phytopathology 97:S2.

Davey, J. F. and McGrath, M. T.  2007. Evaluation of biopesticides for managing powdery mildew on pumpkin. Phytopathology 97: (presented 11/9/06).

McGrath, M. T.  2007. Assessing ambient ozone impact on plant productivity in NY with snap bean genotypes differing in sensitivity. Phytopathology 97: (presented 11/8/06).


Powdery mildew on lower surface of pumpkin leaf.