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.
Lebeda, A., McGrath, M. T., and Sedlákova, B. 2010. Fungicide resistance in cucurbit powdery mildew fungi. Chapter 11. Pages 221-246 In Fungicides. Carisse, O. (Ed.). InTech Publishers, Vienna, Austria. (ISBN 978-953-307-266-1)
McGrath, M. T. 2011. Challenge of fungicide resistance in managing vegetable diseases in United States and anti-resistance strategies. Chapter 16. Pages 191-207. In Fungicide Resistance in Crop Protection: Threat and Management. Thind, T. S. (Ed.). CABI International.
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
Wyenandt, C.A., S.L. Rideout, B.K. Gugino, M.T. McGrath, K.L. Everts and R.P. Mulrooney. 2010. Fungicide resistance management guidelines for the control of tomato diseases in the mid-Atlantic and Northeast regions of the United States. Online. Plant Health Progress. doi:10.1094/PHP-2010-0827-01-MG.
Ojiambo, P. S., Holmes, G. J., Britton, W., Keever, T., Adams, M. L., Babadoost, M., Bost, S. C., Boyles, R., Brooks, M., Damicone, J., Draper, M. A., Egel, D. S., Everts, K. L., Ferrin, D. M., Gevens, A. J., Gugino, B. K., Hausbeck, M. K., Ingram, D. M., Isakeit, T., Keinath, A. P., Koike, S. T., Langston, D., McGrath, M. T., Miller, S. A., Mulrooney, R., Rideout, S., Roddy, E., Seebold, K. W., Sikora, E. J., Thornton, A., Wick, R. L., Wyenandt, C. A., and Zhang, S. 2011. Cucurbit downy mildew ipmPIPE: A next generation web-based interactive tool for disease management and extension outreach. Online. Plant Health Progress doi:10.1094/PHP-2011-0411-01-RV. Public summary
Refereed Research Publications:
Wyenandt, C.A., Simon, J.E., and McGrath, M. T. 2010. Susceptibility of basil cultivars and breeding lines to downy mildew (Peronospora belbahrii). HortScience 45:1416-1419.
Deahl, K. L., Perez, F. G., Baker, C. J., Jones, R. W., McGrath, M. 2010. Natural occurrence of Phytophthora infestans causing late blight on woody nightshade (Solanum dulcamara) in New York. Plant Disease 94:1063.
Dunn, A. R., Milgroom, M. G., Meitz, J. C., McLeod, A., Fry, W. E., McGrath, M. T., Dillard, H. R., and Smart, C. D. 2010. Population structure and resistance to mefenoxam of Phytophthora capsici in New York State. Plant Disease 94: 1461-1468.
Gobena, D., McGrath, M. T., and Lamour, K. 2011. Survival and spread of Phytophthora capsici on Long Island, New York. Mycological Progress (on-line publication). DOI 10.1007/s11557-011-0787-5
McGrath, M. T., Strauss, J., and Dillard, H. R. 2011. First report of Phytophthora blight caused by Phytophthora capsici on snap bean in New York. Plant Disease 95:1028. DOI 10.1094/PDIS‑01‑11‑0040
Fry, W. E., McGrath, M. T., Seaman, A., Zitter, T. A., McLeod, A., Danies, G., Small, I. M., Myers, K., Everts, K., Gevens, A. J., Gugino, B. K., Johnson, S. B., Judelson, H., Ristaino, J., Roberts, P., Secor, G., Seebold, Jr., K., Snover-Clift, K., Wyenandt, A., Grünwald, N. J., and Smart, C. D. 2013. The 2009 Late Blight Pandemic in the Eastern USA – causes and results. Plant Disease 97:296-306. http://dx.doi.org/10.1094 / PDIS-08-12-0791-FE
Panthee, D. R., Labate, J. A., McGrath, M. T., Francis, D. M., Breksa, A., and Robertson, L. D. 2013. Genotype and environmental interaction for fruit quality traits in vintage tomato varieties. Euphytica 193:169-182.
Grantz, D. A., Burkey, K. O., Jackson, A., Vu, H-B., McGrath, M. T., and Harvey, G. 2014. Perchlorate content of plant foliage reflects a wide range of species-dependent accumulation but not ozone-induced biosynthesis. Environmental Pollution 184:690-696.
Recent Refereed Technical Research Report Publications:
McGrath, M. T., and Fox, G. M. 2010. Efficacy of biopesticides for managing downy mildew in organically-produced cucumber, 2009. Plant Disease Management Reports 4:V123.
McGrath, M. T., and Fox, G. M. 2010. Efficacy of biopesticides for managing foliar diseases in organically-produced tomato, 2009. Plant Disease Management Reports 4:V115.
McGrath, M. T., and Fox, G. M. 2010. Efficacy of fungicides for managing cucurbit powdery mildew and treatment impact on pathogen sensitivity to fungicides, 2009. Plant Disease Management Reports 4:V147.
McGrath, M. T., and Fox, G. M. 2010. Evaluation of powdery mildew resistant muskmelon cultivars, 2009. Plant Disease Management Reports 4:V020.
McGrath, M. T., and Fox, G. M. 2010. Evaluation of powdery mildew resistant muskmelon cultivars producing personal-sized fruit, 2009. Plant Disease Management Reports 4:V019.
McGrath, M. T., and Fox, G. M. 2010. Integrated programs with biopesticides and a resistant cultivar evaluated for powdery mildew in butternut squash, 2009. Plant Disease Management Reports 4:V024.
McGrath, M. T., and Fox, G. M. 2010. Integrated programs with biopesticides and a resistant cultivar evaluated for powdery mildew in muskmelon, 2009. Plant Disease Management Reports 4:V025.
McGrath, M. T., and Fox, G. M. 2010. Integrated programs with biopesticides and a resistant cultivar evaluated for powdery mildew in pumpkin, 2009. Plant Disease Management Reports 4:V123.
McGrath, M. T., and Fox, G. M. 2010. Powdery mildew resistant acorn-type winter squash cultivar evaluation, 2009. Plant Disease Management Reports 4:V021.
McGrath, M. T., and Fox, G. M. 2010. Powdery mildew resistant butternut-type winter squash cultivar evaluation, 2009. Plant Disease Management Reports 4:V124.
McGrath, M. T., and Fox, G. M. 2010. Powdery mildew resistant yellow summer squash cultivar evaluation, 2009. Plant Disease Management Reports 4:V023.
McGrath, M. T., and Fox, G. M. 2010. Powdery mildew resistant zucchini squash cultivar evaluation, 2009. Plant Disease Management Reports 4:V022.
McGrath, M. T., and Fox, G. M. 2010. Susceptibility to downy mildew of pickling-type cucumber cultivars, 2009. Plant Disease Management Reports 4:V117.
McGrath, M. T., and Fox, G. M. 2010. Susceptibility to downy mildew of slicer-type cucumber cultivars, 2009. Plant Disease Management Reports 4:V121.
McGrath, M. T., and Hunsberger, L. K. 2011. Efficacy of fungicides for managing cucurbit powdery mildew and pathogen sensitivity to fungicides, 2010. Plant Disease Management Reports 5:V104.
McGrath, M. T., and Hunsberger, L. K. 2011. Efficacy of fungicides for managing powdery mildew in muskmelon, 2010. Plant Disease Management Reports 5:V103.
McGrath, M. T., and Hunsberger, L. K. 2011. Evaluation of biopesticides for managing downy mildew in basil, 2010. Plant Disease Management Reports 5:V098.
McGrath, M. T., and Hunsberger, L. K. 2011. Evaluation of biopesticides for managing downy mildew in organically produced cucumber, 2010. Plant Disease Management Reports 5:V100.
McGrath, M. T., and Hunsberger, L. K. 2011. Evaluation of BASF experimental fungicides for powdery mildew in tomato, 2010. Plant Disease Management Reports 5:V102.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2011. Evaluation of powdery mildew resistant muskmelon cultivars, 2010. Plant Disease Management Reports 5:V106.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2011. Evaluation of powdery mildew resistant muskmelon cultivars producing personal-sized fruit, 2010. Plant Disease Management Reports 5:V105.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2011. Powdery mildew resistant acorn-type winter squash cultivar evaluation, 2010. Plant Disease Management Reports 5:V096.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2011. Powdery mildew resistant butternut-type winter squash cultivar evaluation, 2010. Plant Disease Management Reports 5:V097.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2011. Powdery mildew resistant pumpkin cultivar evaluation, 2009. Plant Disease Management Reports 5:V099.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2011. Powdery mildew resistant pumpkin cultivar evaluation, 2010. Plant Disease Management Reports 5:V101.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2011. Powdery mildew resistant yellow summer squash cultivar evaluation, 2010. Plant Disease Management Reports 5:V094.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2011. Powdery mildew resistant zucchini squash cultivar evaluation, 2010. Plant Disease Management Reports 5:V095.
McGrath, M. T., and Hunsberger, L. K. 2012. Efficacy of fungicides for managing cucurbit powdery mildew and pathogen sensitivity to fungicides, 2011. Plant Disease Management Reports 6:V080.
McGrath, M. T., and Hunsberger, L. K. 2012. Efficacy of fungicides for managing downy mildew in cucumber, 2011. Plant Disease Management Reports 6:V008.
McGrath, M. T., and Hunsberger, L. K. 2012. Efficacy of Vivando for managing powdery mildew in cucurbit crops, 2011. Plant Disease Management Reports 6:V007.
McGrath, M. T., and Hunsberger, L. K. 2012. Evaluation of biopesticides for managing downy mildew in basil, 2011. Plant Disease Management Reports 6:V099.
McGrath, M. T., and Hunsberger, L. K. 2012. Evaluation of biopesticides for foliar diseases in organically-produced tomato, 2011. Plant Disease Management Reports 6:V100.
McGrath, M. T., and Hunsberger, L. K. 2012. Evaluation of fungicides for powdery mildew in tomato, 2011. Plant Disease Management Reports 6:V081.
McGrath, M. T., and Hunsberger, L. K. 2012. Evaluation of late blight resistant tomato cultivars and experimental hybrids on Long Island, NY, 2011. Plant Disease Management Reports 6:V127.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2012. Powdery mildew resistant acorn-type winter squash cultivar evaluation, 2011. Plant Disease Management Reports 6:V044.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2012. Powdery mildew resistant butternut-type winter squash cultivar evaluation, 2011. Plant Disease Management Reports 6:V043.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2012. Powdery mildew resistant muskmelon cultivar evaluation, 2011. Plant Disease Management Reports 6:V049.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2012. Powdery mildew resistant pumpkin cultivar evaluation, 2011. Plant Disease Management Reports 6:V098.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2012. Powdery mildew resistant yellow summer squash cultivar evaluation, 2011. Plant Disease Management Reports 6:V048.
McGrath, M. T., Menasha, S. R., and Hunsberger, L. K. 2012. Powdery mildew resistant zucchini squash cultivar evaluation, 2011. Plant Disease Management Reports 6:V045.
McGrath, M. T. and LaMarsh, K. A. 2013. Efficacy of fungicides for managing downy mildew in cucumber, 2012. Plant Disease Management Reports 7:V019.
McGrath, M. T. and LaMarsh, K. A. 2013. Efficacy of fungicides for managing powdery mildew in pumpkin, 2012. Plant Disease Management Reports 7:V013.
McGrath, M. T. and LaMarsh, K. A. 2013. Evaluation of biopesticides for managing foliar diseases in organically-produced tomato, 2012. Plant Disease Management Reports 7:V106.
McGrath, M. T. and LaMarsh, K. A. 2013. Evaluation of biopesticides for managing Phytophthora blight in cucurbits, 2012. Plant Disease Management Reports 7:V012.
McGrath, M. T. and LaMarsh, K. A. 2013. Evaluation of biopesticides for managing Phytophthora blight in pepper, 2012. Plant Disease Management Reports 7:V017.
McGrath, M. T. and LaMarsh, K. A. 2013. Evaluation of fungicides for controlling timber rot in tomato, 2012. Plant Disease Management Reports 7:V022
McGrath, M. T. and LaMarsh, K. A. 2013. Evaluation of fungicides for managing downy mildew in basil, 2012. Plant Disease Management Reports 7:V015.
McGrath, M. T., Menasha, S. R., and LaMarsh, K. A. 2013. Evaluation of downy mildew resistance in experimental hybrids of cucumber, 2012. Plant Disease Management Reports 7:V018.
McGrath, M. T., Menasha, S. R., and LaMarsh, K. A. 2013. Evaluation of late blight resistant tomato cultivars and experimental hybrids on Long Island, NY, 2012. Plant Disease Management Reports 7:V021.
McGrath, M. T., Menasha, S. R., and LaMarsh, K. A. 2013. Evaluation of Phytophthora-resistant bell pepper cultivars with and without a fungicide program, 2012. Plant Disease Management Reports 7:V016.
McGrath, M. T., Menasha, S. R., and LaMarsh, K. A. 2013. Powdery mildew resistant melon cultivar evaluation, 2012. Plant Disease Management Reports 7:V014.
McGrath, M. T. and LaMarsh, K. A. 2014. Comparison of organic and conventional copper fungicides for powdery mildew in zucchini, 2013. Plant Disease Management Reports 8:(submitted).
McGrath, M. T. and LaMarsh, K. A. 2014. Efficacy of fungicides for managing downy mildew in cucumber, 2013. Plant Disease Management Reports 8:(submitted).
McGrath, M. T. and LaMarsh, K. A. 2014. Efficacy of fungicides for managing powdery mildew in pumpkin, 2013. Plant Disease Management Reports 8:(submitted).
McGrath, M. T. and LaMarsh, K. A. 2014. Evaluation of biopesticides for foliar diseases in organically-produced tomato, 2013. Plant Disease Management Reports 8:(submitted).
McGrath, M. T., Menasha, S. R., and LaMarsh, K. A. 2014. Evaluation of late blight-resistant tomato cultivars and experimental hybrids on Long Island, NY, 2013. Plant Disease Management Reports 8:(submitted).
McGrath, M. T., Menasha, S. R., and LaMarsh, K. A. 2014. Evaluation of late blight-resistant tomato experimental hybrids, 2013. Plant Disease Management Reports 8:(submitted).
McGrath, M. T. and LaMarsh, K. A. 2014. Evaluation of organic and conventional fungicides for downy mildew in basil, 2013. Plant Disease Management Reports 8:(submitted).
McGrath, M. T., Menasha, S. R., and LaMarsh, K. A. 2014. Powdery mildew resistant melon cultivar evaluation, 2013. Plant Disease Management Reports 8:(submitted).
Abstracts and Proceedings for Scientific Presentations:
McGrath, M. T. 1990. An action threshold for management of pumpkin powdery mildew. (Abstr.) Phytopathology 80:971.
McGrath, M. T., and Ghemawat, M. S. 1991. Formation of cleistothecia in Sphaerotheca fuliginea, the causal agent of cucurbit powdery mildew. (Abstr.) Phytopathology 81:703.
McGrath, M. T. 1991. Reduced effectiveness of triadimefon for controlling cucurbit powdery mildew associated with fungicide resistance in Sphaerotheca fuliginea. (Abstr.) Phytopathology 81:1191.
McGrath, M. T., and Ghemawat, M. S. 1992. Cabbage remained free of black rot when planted in cruciferous debris infested with Xanthomonas campestris pv. campestris. (Abstr.) Phytopathology 82:246.
McGrath, M. T., and Hutton, M. 1992. Powdery mildew management in summer squash with host resistance, fungicides, or an integrated program. (Abstr.) Phytopathology 82:720.
McGrath, M. T., and Ghemawat, M. S. 1992. Effective management of powdery mildew in pumpkin with triadimefon despite development of fungicide resistance following treatment. (Abstr.) Phytopathology 82:1157.
McGrath, M. T., Ghemawat, M. S., and Staniszewska, H. 1993.
Management of black rot in cabbage with host resistance and a copper bactericide. (Abstr.) Phytopathology 83:246.
McGrath, M. T., and Staniszewska, H. 1993. Influence of fungicides and cultivar selection on yield and powdery mildew severity in summer squash. (Abstr.) Phytopathology 83:696.
Staniszewska, H., and McGrath, M. T. 1993. Influence of mating type distribution and temperature on the occurrence of cleistothecia in Sphaerotheca fuliginea. (Abstr.) Phytopathology 83:697.
McGrath, M. T., and Staniszewska, H. 1993. Fungicide resistance in cucurbit powdery mildew: effect of fungicide usage and impact on control. (Abstr.) Phytopathology 83:1389.
McGrath, M. T., and Staniszewska, H. 1994. An IPM program for powdery mildew in pumpkin that includes timing of chemical control and fungicide resistance considerations. (Abstr.) Phytopathology 84:545.
Staniszewska, H., and McGrath, M. T. 1994. Successful management of powdery mildew in squash with genetic and chemical control. (Abstr.) Phytopathology 84:548.
McGrath, M. T., and Staniszewska, H. 1994. Sensitivity of Sphaerotheca fuliginea to triadimefon, benomyl, myclobutanil, and propiconazole in the United States. (Abstr.) Phytopathology 84:1065.
McGrath, M. T. 1994. Fungicides provided insufficient suppression of Phytophthora fruit rot of cucurbits when disease pressure was high. (Abstr.) Phytopathology 84:1373.
McGrath, M. T. 1995. Influence of ambient ozone concentrations and plant age on foliar injury in pumpkin. (Abstr.) Phytopathology 85:1172.
Shishkoff, N., McGrath, M. T., and Staniszewska, H. 1995. Geographic distribution of mating types of Sphaerotheca fuliginea in the U.S. in 1993-94. (Abstr.) Phytopathology 85:1199.
McGrath, M. T., and Shishkoff, N. 1995. Evaluation of JMS Stylet-Oil® for cucurbit powdery mildew under greenhouse and field conditions. Phytopathology 85:1558.
Shishkoff, N., and McGrath, M. T. 1995. In vitro control of Sphaerotheca fuliginea on squash leaves using JMS Stylet-Oil® or Tween 20 detergent. Phytopathology 85:1560.
McGrath, M. T. 1996. Yard-waste compost provided insufficient suppression of Phytophthora fruit rot of cucurbits. Phytopathology 86:S123-124.
McGrath, M. T., and Shishkoff, N. 1996. Evaluation of AQ10 (Ampelomyces quisqualis) for cucurbit powdery mildew under field conditions. Phytopathology 86:S53.
Shishkoff, N., and McGrath, M. T. 1996. In vitro evaluation of AQ10 biofungicide with the fungicides myclobutanil and triadimefon or with AddQ spray adjuvant for control of Sphaerotheca fuliginea. Phytopathology 86:S53.
McGrath, M. T. 1997. The evolution and management of fungicide resistance. Phytoprotection 78:93.
McGrath, M. T., and Shishkoff, N. 1997. Dynamics of fungicide resistance and impact on control of cucurbit powdery mildew. Phytopathology 87:S64.
Shishkoff, N., and McGrath, M. T. 1997. Host range of the cucurbit powdery mildew. Phytopathology 87:S90.
McGrath, M. T. 1998. Benefits of managing white rust of spinach with host plant resistance and fungicides. Phytopathology 88:S136.
Shishkoff, N., Becker, C. M., McGrath, M. T., and McCullough, J. A. 1998. Efficacy of dimethomorph against zoospores of Phytophthora capsici using in vitro assays. Phytopathology 88: S136
McGrath, M. T. 1998. Managing Phytophthora fruit rot of cucurbits with cultural practices: Success and failure. Phytopathology 88:S60.
McGrath, M. T. 1999. Impact of powdery mildew on field-grown, fresh-market tomatoes. Phytopathology 89:51.
McGrath, M. T. 1999. Managing bacterial spot of bell peppers with resistant varieties and copper applications initiated after disease detection. Phytopathology 89:100.
McGrath, M. T. 2000. Impact on snap bean of ambient ozone at Long Island, New York. Phytopathology 90:S133.
McGrath, M. T. 2000. Impact of ambient ozone on clover at Long Island, New York. Phytopathology 90:S50.
McGrath, M. T. 2001. Susceptibility to bacterial wilt and attractiveness to cucumber beetles varies among cucurbit crop types and cultivars. Phytopathology 91:S196.
McGrath, M. T. 2001. Variation among cucurbit crop types and cultivars in susceptibility to bacterial wilt and attractiveness to cucumber beetles. Phytopathology 91:S60.
McGrath, M. T., and Shishkoff, N. 2001. Managing resistance to demethylation inhibiting (DMI) fungicides in cucurbit powdery mildew. Phytopathology 91:S196.
Shishkoff, N., and McGrath, M. T. 2001. Distribution of cucurbit powdery mildew races 1 and 2 on watermelon and muskmelon. Phytopathology 91:S197.
McGrath, M. T. 2002. Attractiveness of cucurbit crop types to cucumber beetles and their susceptibility to bacterial wilt. Pages 222-227 in Cucurbitaceae 2002. D. N. Maynard, ed. ASHS Press.
McGrath, M. T. 2002. Evaluation of fungicide alternatives to chlorothalonil and resistant cultivars for managing cucurbit powdery mildew. Phytopathology 92:S144.
McGrath, M. T. 2002. Protectant fungicides evaluated for cucurbit powdery mildew in conventional and organic production. Pages 213-221 in Cucurbitaceae 2002. D. N. Maynard, ed. ASHS Press.
Shishkoff, N., and McGrath, M. T. 2002. Formation and survival of ascomata of the cucurbit powdery mildew. Phytopathology 92:S146.
McGrath, M. T. 2003. Organic crop production in Australia. Phytopathology 93:134.
McGrath, M. T., and Shishkoff, N. 2003. Resistance to strobilurin fungicides in Podosphaera xanthii associated with reduced control of cucurbit powdery mildew in a research field. Phytopathology 93:S59.
McGrath, M. T. 2004. Managing powdery mildew in winter squash with genetic control and chemical control. Phytopathology 94:S165.
McGrath, M. T. 2004. Seasonal dynamics of resistance to QoI fungicides in Podosphaera xanthii and impact on control of cucurbit powdery mildew. Phytopathology 94:S69.
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.
McGrath, M. T. 2007. Managing cucurbit powdery mildew and fungicide resistance. Acta Hort. (ISHS) 731:211-216. http://www.actahort.org/books/731/731_29.htm
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). (http://www.apsnet.org/meetings/div/ne06abs.asp)
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). (http://www.apsnet.org/meetings/div/ne06abs.asp)
McGrath, M. T. 2008. Managing powdery mildew with resistant squash and pumpkin cultivars. Phytopathology 98: (presented 8/07).
(http://www.apsnet.org/meetings/2007/abstracts/a07ma450.htm).
McGrath, M. T. and Miazzi, M. M. 2008. Sensitivity of Podosphaera xanthii to registered fungicides at-risk for resistance related to their efficacy for powdery mildew in pumpkin. Phytopathology 98: (presented 7/08).
McGrath, M. T. 2008. Biopesticides and other natural products evaluated for managing powdery mildew in cucurbits crops. ICPP 2008 Proceedings (presented 9/09).
McGrath, M. T. 2008. Fungicide sensitivity in Podosphaera xanthii and efficacy for cucurbit powdery mildew in NY, USA, in 2003-2006. ICPP 2008 Proceedings (presented 9/09).
Miazzi, M. M. and McGrath, M. T. 2008. Sensitivity of Podosphaera xanthii to registered fungicides and experimentals in GA and NY, USA, in 2007. ICPP 2008 Proceedings (presented 9/09).
Miazzi, M. M. and McGrath, M. T. 2008. Baseline sensitivity to new fungicides of Podosphaera xanthii in New York and Georgia, USA. ICPP 2008 Proceedings (presented 9/09).
McGrath, M. T. and Fox, G. M. 2009. Evidence of reduced suppression of powdery mildew (Podosphaera xanthii) provided by resistant squash. Phytopathology 99:S194 (presented 10/08).
McGrath, M. T. and Fox, G. M. 2009. Sensitivity to fungicides of the cucurbit powdery mildew fungus in NY and PA in 2007 and 2008. Phytopathology 99:S194 (presented 10/08).
McGrath, M. T. 2009. Keeping up with pathogen adaptation to management tools for powdery mildew in cucurbit IPM program. 6th International IPM Symposium. (poster).
McGrath, M. T. Egel, D. S., Jasinski, J., Miller, S. A., Rhodes, L., and Precheur, R. 2009. Fungicide sensitivity and resistance of the cucurbit powdery mildew pathogen in New York, Pennsylvania, Ohio, and Indiana in 2008. Phytopathology 99:S82 (presented 8/09).
Wyenandt, C. A. and McGrath, M. T. 2009. Fungicide resistance management guidelines for cucurbit downy and powdery mildew control in the mid-Atlantic and Northeast regions of the US. Phytopathology 99:S144 (presented 8/09).
McGrath, M. T., Wyenandt, C. A., Raid, R. N., Babadoost, M., and Wick, R. L. 2009. Occurrence of basil downy mildew in the eastern US in 2009. Phytopathology 100:(presented 10/09).
McGrath, M. T. and Fox, G. M. 2009. Control of foliar diseases in organically-produced tomato with biopesticides. Phytopathology 100:(presented 10/09).
McGrath, M. T. 2009. Prospects and challenges of new generation fungicides in managing vegetable diseases. Invited presentation at: 5th International Conference of Plant Pathology on 'Plant Pathology in Globalized Era', in New Delhi, India. (presented 11/12/09).
Snover-Clift, K. L., Tracy, S. J., and McGrath, M. T. 2009. Late blight. How conducive weather and broad distribution of inoculum caused devastating damage in New York State in 2009. NPDN National Meeting. (poster at National Plant Disease Network).
McGrath, M. T. 2010. Management of powdery mildew in cucurbit crops with biopesticides and integrated programs. Phytopathology 100:S (poster presented 8/10).
Komar, S., Bamka, R., Casella, M., Gugino, B., Kline, W., Kluchinski, D., McGrath, M., Mickel, R., Williams, and C. Wyenandt. 2010. Participants Acceptance of Web-Based Extension Program Delivery. Proceedings of the 95th Annual Meeting and Professional Improvement Conference, Tulsa, Ok, p. 70.
Rideout, S.L., C.A. Wyenandt, B.K. Gugino, M. T. McGrath, K.L. Everts and R.P. Mulrooney. 2010. Fungicide resistance management guidelines for control of important tomato diseases in the mid-Atlantic and Northeast regions of the US. Proceedings of the 3rd International Symposium on Tomato Diseases, Ischia, Italy. July 25-30.
McGrath, M. T. and Hunsberger, L. K. 2011. Effectiveness for cucurbit powdery mildew of fungicides prone to resistance development. Phytopathology 100:S (presented 10/10).
McGrath, M. T., Rivara, K. L., and Hunsberger, L. K. 2011. Sensitivity of the cucurbit powdery mildew pathogen to fungicides prone to resistance development. Phytopathology 100:S (presented 10/10).
McGrath, M. T. and Hunsberger, L. K. 2011. Fungicide sensitivity of Podosphaera xanthii and efficacy of fungicides with resistance risk for cucurbit powdery mildew in New York in 2010. Phytopathology (presented 8/11).
McGrath, M. T., Fox, G. M., and Hunsberger, L. K. 2011. Control of downy mildew (Pseudoperonospora cubensis) in organically-produced cucumber with biopesticides. Phytopathology (presented 10/11).
McGrath, M. T., Menasha, S. R., Fox, G. M., and Hunsberger, L. K. 2011. Evidence of reduced suppression of powdery mildew (Podosphaera xanthii) provided by resistant muskmelon (Cucumis melo) cultivars in NY. Phytopathology (presented 10/11).
McGrath, M. T. 2012. Novel action fungicides for managing vegetable diseases in the USA: Prospects and limitations. 3rd Global Conference on Plant Pathology. (presented 1/12).
McGrath, M. T. 2012. Fungicide resistance: Current situation and management challenges. 7th International IPM Symposium. (presented 3/12).
McGrath, M. T. 2012. Managing powdery mildew in cucurbit crops with biopesticides and resistant varieties. 7th International IPM Symposium. (poster presented 3/12).
McGrath, M. T. 2012. Phytophthora infestans transmitted to seedlings growing from tomato fruit rotted by late blight but not their seed. Phytopathology 102:S4.78. (presented 8/12).
McGrath, M. T., Stevenson, K. L. and Wyenandt, C. A. 2012. Occurrence of fungicide resistance in pathogens of non-solanaceous vegetable crops. In Workshop on “Fungicide Resistance in North America in the 21st Century”, American Phytopathological Society Annual Meeting. (presented 8/12).
McGrath, M. T. 2013. Efficacy of fungicides with resistance risk for cucurbit powdery mildew and fungicide sensitivity of Podosphaera xanthii in New York. Phytopathology: (accepted). (poster presented 8/13).
McGrath, M. T. and Menasha, S. R. 2013. Managing Phytophthora blight with biofumigation. Phytopathology: (accepted). (poster presented 8/13).
McGrath, M. T. and LaMarsh, K. A. 2013. Cross resistance among some SDHI fungicides documented in Podosphaera xanthii, the cucurbit powdery mildew pathogen. Phytopathology: (accepted). (presented 10/13).
McGrath, M. T. 2013. Biofumigation and reduced tillage as components of successful integrated management programs for Phytophthora capsici. 4th International Phytophthora capsici Conference. (presented 12/13).
Trade Publication Videos:
McGrath, M. T. 2012. Nine Key Steps to Managing Late Blight in Tomatoes. IPM video. GrowingProduce.com.
http://www.growingproduce.com/video/c:149/ipm/970/
McGrath, M. T. 2012. Powdery Mildew: An Integrated Approach to Control. IPM video. GrowingProduce.com.
http://www.growingproduce.com/video/ c:149/ipm/1122/
McGrath, M. T. 2012. The Role of IPM in Controlling Downy Mildew. IPM video. GrowingProduce.com.
http://www.growingproduce.com/video/c:0/1306/
McGrath, M. T. 2012. The Role of IPM in Controlling Phytophthora Blight. IPM video. GrowingProduce.com.
http://www.growingproduce.com/video/c:149/ipm/1421/
eOrganic Electronic Extension Articles:
McGrath, M. T., Vallad, G., and McSpadden Gardener, B. 2010. Biopesticides for Plant Disease Management in Organic Farming
http://www.extension.org/pages/29380/biopesticides-for-plant-disease-management-in-organic-farming
McGrath, M. T. 2010. Managing Cucurbit Powdery Mildew Organically
http://www.extension.org/pages/30604/managing-cucurbit-powdery-mildew-organically
Webinars:
McGrath, M. T. and Miller, S. 2010. Late Blight Management on Organic Farms. 2010 Webinar by eOrganic.
http://www.extension.org/pages/28346/late-blight-management-on-organic-farms:-2010-webinar
McGrath, M. T. 2010. Late Blight Control in Your Organic Garden Webinar. 2010 Webinar by eOrganic.
http://www.extension.org/pages/28624/late-blight-control-in-your-organic-garden-webinar
McGrath, M. T. 2012. Biofungicides and Resistance Management, Webinar on Biopesticides and Resistance Management, Meister Media Worldwide, April 26, 2012.
McGrath, M. T. 2012. Management practices to reduce Phytophthora capsici, Webinar on Phytophthora Blight, Cornell Cooperative Extension-Capital District, November 15, 2012.
McGrath, M. T. 2013. Pesticide Resistance Basics: Fungicides. Session 1 of webinar series on Pesticide Resistance in the Greenhouse. December 12, 2013.
Powdery mildew on lower surface of pumpkin leaf.