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Shaukat Ali

Photo of Shaukat Ali
Title Associate Professor
Office Building Seedhouse
Room Number 113D
Mailing Address South Dakota State University
Agronomy, Horticulture & Plant Science
SSD 113D, Box 2108B
Brookings, SD 57007

Area(s) of Research

Research focus: small grain diseases epidemiology, leaf spot pathogens virulence diversity, host-parasite interaction; and host resistance to rusts and leaf spot pathogens.

Creative Activities

Publications
Refereed Journal Articles and Notes:

1. Abdullah, S., S. K. Sehgal, and S. Ali 2017. Race Diversity of Pyrenophora tritici-repentis in South Dakota and Response of Predominant Wheat Cultivars to Tan Spot. Plant Pathol. Microbiol. 8 (5):1-7.
2. Abdullah, S., S. K. Sehgal, K. D. Glover, and S. Ali 2017. Reaction of global collection of rye (Secale cereale L.) to tan spot and Pyrenophora tritici-repentis races in South Dakota. The Plant Pathology Journal 33:229-237.
3. Abdullah, S., S. K. Sehgal, Y. Jin, B. Turnipseed, and S. Ali 2017. Insight into tan spot and stem rust resistance and susceptibility by studying the pre-green revolution global collection of wheat. The Plant Pathology Journal 33: 125-132.
4. Benslimane, H., S. Aouali, A. Khal, S. Ali, and Z. Bouznad 2017. In Vitro Morphological Characteristics of Pyrenophora tritici-repentis Isolates from Several Algerian Agro-Ecological Zones. The Plant Pathology Journal 33:1-9
5. Wang, R., Y. Leng, S. Ali, M. Wang, and S. Zhong 2017. Genome-wide association mapping of spot blotch resistance to three different pathotypes of Cochliobolus sativus
in the USDA barley core collection. Mol. Breeding 37: 44 (DOI 10.1007/s11032-017-0626-8).
6. Abdullah, S., S. K. Sehgal, S. Ali*, Z. Liatukas, M. Ittu, and N. Kaur 2016. Characterization of Pyrenophora tritici-repentis (tan spot of wheat) races in Baltic States and Romania. The Plant Pathology Journal 33:133-139
7. Abdullah, S., S. Ali*, E. Byamukama, and M. A. C. Langham 2016. First report of Pyrenophora tritici-repentis Race 5 from South Dakota. Plant Disease 100: 2322
8. Andersen, J. E., S. Ali, N. Reese, Y. Yen, S. Neupane, and M. P. Nepal 2016. Diversity and Evolution of Disease Resistance Genes in Barley (Hordeum vulgare L.). Evolutionary Bioinformatics 12: 99-108
9. Y. Leng, R. Wang, S. Ali, M. Zhao, and S. Zhong 2016. Sources and genetics of spot blotch resistance to a new pathotype of Cochliobolus sativus in the USDA National Small Grains Collection. Plant Disease 100: 1988-1993 (Ali, Leng, and Wang contributed equally to this work)
10. Ali, S*. and M. A. C. Langham 2015. Reaction of Five Non-Cereal Grasses to Five Races and Two Host Selective Tox¬ins of Pyrenophora tritici-repentis. Plant Pathology Journal 31 (3): 245-251.
11. Osman, M., X. He, S. Benedettelli, S. Ali, and P. K. Singh 2015. Identification of New Sources of Resistance to Fungal Leaf and Head Blight Diseases of Wheat European J. Plant Pathology 145:305-320
12. Zhong, S., S. Ali, Y. Leng, R. Wang, and D. F. Gravin 2015. Brachypodium distachyon-Cochliobolus sativus Pathosystem is a New Model for Studying Plant-fungal Interactions in Cereal Crops. Phytopathology. 105:482-489.
13. Ali, S. and L. J. Francl 2014. A differential medium for discriminating between Drechslera bromi and Drechslera tritici-repentis. Pak. J. Phytopathology 26:207-212
14. Bilgi, V. N., C. A. Bradly, F. M. Methew, S. Ali, J. B. Rasmussen 2011. Root rot of dry edible bean caused by Fusarium graminearum. Online. Plant Health Progress doi:10.1094/PHP-2011-0425-01-RS.
15. Ali, S., Gurung, S., and Adhikari, T. B. 2010. Identification and characterization of novel isolates of Pyrenophora tritici-repentis from Arkansas. Plant Dis. 94:229-235.
16. Gurung, S., J. M. Bonman, S. Ali, J. Patel, M. Myrfield, M. Mergoum, P. K. Singh, and T. B. Adhikari 2009. New and diverse sources of multiple disease resistance in wheat. Crop Science 49:1655-1666.
17. Adhikari, T. B., J. Bai, S. W. Meinhardt, S. Gurunj, M. Myrfield, J. Patel, S. Ali, N. C. Gudmestad, and J. B. Rasmussen 2009. Tsn 1-mediated host responses to ToxA from Pyrnophora tritici-repentis. MPMI 22:1056-1068
18. Ali, S., P. K. Singh, M. P. McMullen, M. Mergoum, and T. B. Adhikari 2008. Identification of New Sources of Resistance to Multiple Leaf Spotting Diseases in Wheat Germplasm. Euphytica 159:167-179
19. Ali, S., and T. B. Adhikari. 2008. Variation in Aggressiveness of Stagonospora nodorum isolates in North Dakota. Journal of Phytopathology 156, 140–145.
20. Burlakoti, R. R., S. Ali, G. A., Secor, S. M., Neate, M. P. McMullen, and T. B. Adhikari. 2008. Genetic relationships among populations of Gibberella zeae from barley, wheat, potato, and sugar beet in the upper Midwest of the United States. Phytopathology 98:969-976.
21. Burlakoti, R. R., S. Ali, G. A. Secor, S. M. Neate, M. P. McMullen, and T. B. Adhikari 2008. Comparative mycotoxin profiles of Gibberella zeae population from barley, wheat, potatoes, and sugar beets. Appl. And Environ. Microbiology 74:6513-6520.
22. Adhikari, T. B. S. Ali, R. R. Burlakoti, P. K. Singh, M. Mergoum, and S. B. Goodwin 2008. Genetic Structure of Phaeosphaeria nodorum Populations in the North- Central and Midwestern United States. Phytopathology 98:101-107
23. Mergoum, M., R. C. Frohberg, R. W. Stack, P. K. Singh, S. Ali, J.W. Rasmussen, T. L. Friesen, and T. B. Adhikari 2008. Registration of Spring Wheat Germplasm ND 756 Combining Resistances to Foliar Diseases and Fusarium Head Blight. Journal of Plant Registrations 2: 61-64
24. Singh, P. K., M. Megoum, J. L. Gonzalez-Hernandez, S. Ali, T. B. Adhikari, S. F. Kianian, E. M. Elias, and G. R. Hughes 2008. Genetics and molecular mapping of resistance to necrosis inducing race 5 of Pyrenophora tritici-repentis in tetraploid wheat. Mol Breeding 21:293-304.
25. Singh, P. K., M. Mergoum, S. Ali, T. B. Adhikari, and G. R. Hughes 2008. Genetic analysis of resistance to Pyrenophora tritici-repentis races 1 and 5 in tetraploid and hexaploid wheat. Phytopathology 98:702-708.
26. Paul, P. A., P. E. Lipps, E. De Wolf, G. Shaner, G. Buechley, T. Adhikari, S. Ali, J. Stien, L. Osborne, and L. V. Madden 2007. A Distributed-Lag Analysis of the Relationship Between Gibberella zeae Inoculum Density on Wheat Spikes and Weather Variables. Phytopathology 97:1608-1624.
27. Singh, P. K., M. Mergoum, J. L. Gonzalez-Hernandez, S. Ali,T. B. Adhikari, S. F. Kianian, E. M. Elias, G. R. Hughes 2007. Genetics and molecular mapping of resistance to necrosis inducing race 5 of Pyrenophora tritici-repentis in tetraploid wheat. Mol Breeding (DOI 10.1007/s11032-007-9129-3).
28. Mergoum, M., P. K. Singh, S. Ali, E. M. Ellias, J. A. Anderson, K. D. Glover, T. B. Adhikari 2007. Reaction of Elite Wheat Genotypes from the Northern Great Plains of North America to Septoria Diseases. Plant Disease 91:1310-1315
29. Berzonsky, W. A., B. L. Gebhard, E. Gamotin, G. D. Leach, and S. Ali 2007. A reciprocal backcross monosomic analysis of the scab resistant spring wheat (Triticum aestivum L.) cultivar ‘Frontana’. Plant Breeding (doi:10.1111/j.1439-0523.2007.01354)
30. Mitter, V., L. J. Francl, S. Ali, S. Simfendorfer, and S. Chakraborty 2006. Ascosporic and conidial inoculum of Gibberrella zeae play different role in Fusarium head blight and crown rot of wheat in Australia and the USA. Australasian Plant Pathology 35:1-12
31. Chakraborty, S., C. J. Liu, V. Mitter, J. B. Scott, OA. Akinsanmi, S. Ali, and R. Dill Macky 2006. Pathogen population structure and epidemiology are keys to wheat crown rot and Fusarium head blight management. Australasian Plant Pathology 35:643-655
32. Mergoum, M., R. C. Frohberg, S. Ali, P. K. Singh, J. B. Rasmussen, and J. D. Miller 2006. Registration of spring wheat germplasm ND735 combining tan spot, leaf, and stem rusts. Crop Sci. 46:1004-1005.
33. Singh, P. K., M. Mergoum, S. Ali, T. B. Adhikari, E. M. Elias, and G. R. Hughes 2006. Identification of new sources of resistance to tan spot, Stagonospors nodorum blotch, and Septoria tritici blotch of wheat. Crop Science 46:2047-2053
34. Singh, P. K., J. L. Gonzalez-Hernandez, M. Mergoum, S. Ali, T. B. Adhikari, S. F. Kianian, E. M. Elias, and G. R. Hughes 2006. Identification and molecular mapping of a gene in tetraploid wheat conferring resistance to Pyrenophora tritic-repentis race 3. Phytopatholgy 96:885-889.
35. Singh, P. K., M. Mergoum, S. Ali, T. B. Adhikari, E. M. Elias, J. A. Anderson, K.D. Glover and W. A. Berzonsky 2006. Evaluation of elite wheat germplasm for resistance to tan spot. Plant Disease 90:1320-1325
36. Friesen, T., S. Ali, K. K. Klien, and J. B. Rasmussen 2005. Population Genetic Analysis of a Global Collection of Pyrenophora tritici-repentis Causal Agent of Tan Spot of Wheat. Phtyopathology 95:1144-1150.
37. Ali, S., V. V. Rivera, and G.A. Secor 2005. First report of Fusarium graminearum causing dry rot of potato. Plant Disease 89:105.
38. Liu, Z. H., J. D. Faris, S. W. Meinhardt, S. Ali, J. B. Rasmussen, and T. L. Friesen 2004. Genetic and Physical Mapping of a Gene Conditioning Sensitivity in Wheat to a Partially Purified Host-Selective Toxin Produced by Stagonospora nodorum Phytopathology 94:1056-1060.
39. Liu, Z. H., T. L. Friesen, J. B. Rasmussen, S. Ali, S. W. Meinhardt, and J. D. Faris 2004. Quantitative Trait Loci Analysis and Mapping of Seedling Resistance to Stagonospora nodorum Leaf Blotch in Wheat. Phytopathology 94:1061-1067.
40. Hartel, K. D., W. A. Berzonsky, S. F. Kianian, and S. Ali 2004. Expression of a Triticum tugidum var. dicoccoides sources of Fusarium head blight resistance transferred to synthetic hexaploid wheat. Plant Breeding 123:516-519
41. Ali, S., and L. J. Francl 2003. Population race structure of Pyrenophora tritici-repentis prevalent on wheat and non-cereal grasses Plant Dis. 87:418-422.
42. Friesen, T.L., S. Ali, S. Kianian, L. J. Francl, and J. B. Rasmussen 2003. Role of host sensitivity to Ptr ToxA in the development of tan spot. Phytopathology 93:397-401.
43. Friesen, T, J. Rasmussen, S. Ali, and R. Stack 2003. Rapid and synchronous production of mature ascospores of P. triitci-repentis race 1 and 2. Can. J. Bot. 81:890-895.
44. Friesen, T. L., Rassmussen. J. B., Ali, S., Kwon, C. Y., and Francl, L. J. 2002. Reaction of Ptr ToxA insensitive wheat mutants to Pyrenophora tritici-repentis race 1. Phytopathology 92:38-42.
45. Ali, S., and L. J. Francl 2001. Recovery of Pyrenophora tritici-repentis from barley and reaction of 12 cultivars to five races and two host-selective toxins. Plant Dis. 85 :580-584.
46. Martinez, J. P., S. A. Ottum, S. Ali, L. J. Francl, and M. Ciuffetti 2001. Characterization of the ToxB Gene from Pyrenophora tritici-repentis. MPMI 14:675-677.
47. Ali, S., L. J. Francl, Iram S., and I. Ahmad. 2001. First report of tan spot of wheat in Pakistan. Plant Dis. 81:1031.
48. Ali, S., and L. J. Francl, and E. D. De Wolf 1999. First report of Pyrenophora tritici-repentis race 5 from North America. Plant Dis. 83:591.
49. De Wolf, E.D., R. J. Effertz, S. Ali, and L. J. Francl 1998. Vistas of tan spot research. Can. J. Plant Pathol. 20:349-370

Research/Scholarship Responsibilities

Research focus: small grain diseases epidemiology, leaf spot pathogens virulence diversity, host-parasite interaction; and host resistance to rusts and leaf spot pathogens.

Teaching: one graduate class “PS714-Genetics of disease resistance and host-parasite interaction”) and Two undergraduate classes “HO329-Horticultural Pests” and PS/Bio415-Mycology”.