Margaret Ellis, Ph.D.

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Associate Professor in Plant Pathology
Office: Ag 223
Phone: (559) 278-1692
Email: maellis@csufresno.edu

Office Hours:  Fall:  Monday 1:00-4:00 pm or by appt. Spring: Tuesday 9 am-12 pm or by appt.

Current Courses:

Fall: Plant 161 (Plant Pathology);  Plant 164 (Plant Nematology);
Spring: Plant 150 (Crop Improvement); Plant 166 (Mycology); Plant 167 (Diagnosis and Control of Plant Diseases)

 

Education:

Ph.D. in Plant Pathology from The Ohio State University, December 2011

M.S. in Plant Pathology from Michigan State University, December 2007

B.S. in Biology from the University of Illinois Urbana-Champaign, May 2003

Selected Publications and Proceedings:

Ellis, M.L., Diaz, J., Hutmacher, R.B., and Ulloa, M. 2019. Evaluation of Fusarium oxysporum f. sp. vasinfectum race 4 as a seedling pathogen and in co-inoculation assays with Rhizoctonia solani. Pages 349-353 in: Proceedings of the Beltwide Cotton Conference. National Cotton Council of America, New Orleans, LA.

Ellis, M.L., Diaz, J., Hutmacher, R.B., and Ulloa, M. 2019. The past and current impact of Fusarium oxysporum f. sp. vasinfectum race 4 on cotton production in California. Pages 715-717 in: Proceedings of the Beltwide Cotton Conference. National Cotton Council of America, New Orleans, LA.

Cruz Jimenez, D.R., Ellis, M.L., Munkvold, G.P., and Leandro, L.F., 2018. Isolate x cultivar interactions, in-vitro growth and fungicide sensitivity of Fusarium oxysporum isolates causing seedling disease on soybean. Plant Disease. 102: 1928-1937.

Lanubile, A., Ellis, M.L., Marocco, A., and Munkvold, G.P. 2016. Association of effector Six6 with vascular wilt symptoms caused by Fusarium oxysporum on soybean. Phytopathology. 106: 1404-1412.

Ellis, M.L., Lanubile, A., Garcia, C. and Munkvold, G.P. 2016.  Association of putative fungal effectors in Fusarium oxysporum with wilt symptoms in soybean.  Phytopathology.  106: 1404-1412.

Ellis, M.L., Cruz Jimenez, D.R., Leandro, L.F., and Munkvold, G.P. 2014. Genotypic and phenotypic characterization of fungi in the Fusarium oxysporum species complex from soybean roots. Phytopathology. 104:1329-1339.

Ellis, M.L., McHale, L.K., Paul, P.A., St. Martin, S.K., and Dorrance, A.E. 2013. Soybean germplasm resistant to Pythium irregulare and molecular mapping of resistance quantitative trait loci derived from the soybean accession PI 424354. Crop Science. 53:1008-1021.

Ellis, M.L., Wang, H., Paul, P.A., St. Martin, S.K., McHale, L.K., and Dorrance, A.E. 2012. Identification of soybean genotypes resistant to Fusarium graminearum and genetic mapping of resistance quantitative trait loci in the cultivar Conrad. Crop Science. 52:2224-2233.  

Ellis, M.L., Broders, K.D., Paul, P.A., and Dorrance, A.E. 2012. Two new species of Pythium, P. schmitthenneri and P. selbyi pathogens of corn and soybean in Ohio. Mycologia. 104: 477-487.

Ellis, M.L., Broders, K.D., Paul, P.A., and Dorrance, A.E. 2011. Infection of soybean seed by F. graminearum and effect of seed treatments on disease under controlled conditions. Plant Disease. 95:401-407.

Ellis, M.L. 2007. Distribution, identification, and population diversity of Armillaria spp. in Michigan cherry orchards. Thesis. The Michigan State University. East Lansing, Michigan.