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Dr. Oscar Pérez-Hernández

Dr. Oscar Pérez-Hernández

Email

Office

1221 Center for Innovation

Phone

660.562.1157
660.562.1621 (fax)

Joined Northwest in 2017


Assistant Professor


Education

  • Ph.D. Agronomy: Plant Pathology; University of Nebraska-Lincoln
    • Minor in Statistics
  • M.S. Plant Pathology; Iowa State University
  • B.S. Plant Protection; Universidad Autónoma Chapingo, México

Courses Taught

  • AGRI 648  Principles of Spray Application and Technology
  • AGRI 582  Plant Diseases
  • AGRI 540  Grain Crops
  • AGRI 434  Weed Science: Ecology and Control
  • AGRI 438  Advanced Crop Production
  • AGRI 381  Applied Entomology
  • AGRI 292  Introduction to Agricultural Pesticides
  • AGRI 238  Techniques in Crop Scouting

Academic Interests

  • Ecology and epidemiology of diseases in field crops
    • Methods for disease assessment, sampling, and yield loss estimation
    • Spatial and temporal modeling of epidemics in relation to weather
    • Subterranean and surface dispersal of plant parasitic nematodes
  • Design of experiments in agronomical sciences
  • Statistical modeling; generalized linear mixed models
  • Integrated crop management; emphasis on the relationship of plant nutrition and disease development and disease control using fungicides

Scholarly Activity

Peer Reviewed Publications

  • Pérez-Hernández, O., Giesler, L. J., and Hilbe, J. M. 2019. A negative binomial regression model of the observed population density of Heterodera glycines after annual corn rotation in Nebraska. Plant Disease. Published Online:22 Jun 2019. https://doi.org/10.1094/PDIS-03-19-0681-RE
  • Carmona, M., Sautua, F., Pérez-Hernández, O., Grosso, C. G., Vettorello, L., Milanesio, B., Corvi, E., Almada, G., and Støvring-Hovmøller, M. 2019. Rapid emergency response to yellow rust epidemics caused by newly introduced lineages of Puccinia striiformis f.sp. tritici. Tropical Plant Pathology. https://doi.org/10.1007/s40858-019-00295-y
  • Sautua, F., Baron, C., Pérez-Hernández, O., and Carmona, M. 2019. First report of resistance to carbendazim and procymidone in Brotrytis cinerea from strawberry, blueberry and tomato in Argentina. Crop Protection 125:104879.
  • Bashyal, M., Ferguson, C., Pérez-Hernández, O., and Hoilett, N. 2019. Effect of cereal rye and hairy vetch on pest suppression and corn yield. Communications in Soil Science and Plant Analysis. DOI:10.1080/00103624.2019.1603309.
  • Carmona, M., Sautua, F. and Pérez-Hernández, O. 2019. Copper phosphite enhances efficacy of a strobilurin-triazole fungicide in controlling late season foliar diseases of soybean. Crop Protection. 115:130-134.
  • Góngora-Canul, C. C., Martínez-Sebastián, Aguilera-Cauich, E. A., Uc-Varguez, A., López-Puc, G., and Pérez-Hernández, O. 2018. Spatio-temporal dynamics of mealybug (Hemiptera: Pseudococcidae) populations in plantations of Jatropha curcas in Yucatan, Mexico. Industrial Crops & Products. 100:110-117.
  • Pérez-Hernández, O., and Giesler, L. J. 2017. Intra- and interplot variability of Heterodera glycines population densities in experimental settings to soybean variety evaluations in Nebraska. Crop Protection 94:123-136.
  • Carmona, M., Sautua, F., Grijalba, P. E., Casinna, M. and Pérez-Hernández, O. 2017. Effect of potassium and manganese phosphites in the control of Pythium damping off in soybean: a feasible alternative to fungicide seed treatments. Pest Management Science 74:366-374.
  • Pérez-Hernández, O., and Giri, A. 2017. Efficacy of fungicides in the control of foliar diseases of soybean in West Central Missouri. Plant Dis. Manag. Rep. 11:FC120. Online Publication. doi:10.1094/PDMR11.
  • Montesinos-López, O. A., Montesinos-López, A., Crossa, J., Toledo, F., Pérez-Hernández, O., Eskridge, K., and Rutkoski, J. 2016. A genomic Bayesian multi-trait and multi-environment model. Genetics 6:2725-2744.
  • Pérez-Hernández, O., and Giesler, L. J. 2014. Quantitative relationship of soil texture with the observed population density reduction of Heterodera glycines after annual corn rotation in Nebraska. Journal of Nematology 46:90-100.
  • Giesler, L. J., and Pérez-Hernández, O. 2014. Chapter 4: Field crop diseases. in: E. C., Bauer, ed. Agricultural Pest Control. University of Nebraska-Lincoln, Extension. Lincoln, Nebraska.
  • Pérez-Hernández, O., Nam, M. H., Gleason, M. L., and Kim, H. G. 2008. Development of a nested polymerase chain reaction assay for detection of Colletotrichum acutatum in symptomless strawberry leaves. Plant Dis. 92:1655-1661.
  • Pérez-Hernández, O., Góngora-Canul, C. C., Medina-Lara, M. F., Oropeza-Salín, C., Escamilla-Bencomo, J. A., and Mora-Aguilera, G. 2004. Patrón espacio-temporal del amarillamiento letal del cocotero (Cocos nucifera L.) en Yucatán, México. Revista Mexicana de Fitopatología 22:231-238.
  • Góngora-Canul, C. C., Pérez-Hernández, O., Pech-Cauich, O., Escamilla-Bencomo, J. A.,  and Mora-Aguilera, G. 2004. Gradientes de dispersión del amarillamiento letal del cocotero (Cocos nucifera L.) en Yucatán, México. Revista Mexicana de Fitopatología 22:370-376.

Extension Publications

  • Pérez-Hernández, O., Sautua, F., and Bissonnette, K. 2018. Cedar-quince rust. Integrated Pest and Crop Management Newsletter, University of Missouri-Columbia.
  • Pérez-Hernández, O. 2017. Evaluation of foliar fungicides on soybean in West Central Missouri: 2016. Integrated Pest and Crop Management Newsletter, University of Missouri-Columbia.
  • Pérez-Hernández, O., Kidwaro, F., and Hume, T. 2016. Performance of corn hybrids in Central Missouri. Agriculture Program Newsletter. University of Central Missouri.
  • Giri, A., and Pérez-Hernández, O. 2016. Comparative analysis of corn yield in the west central region of Missouri. Star Journal, UCM. September 2016.
  • Andersen, B., Bradley, K., and Pérez-Hernández, O. 2016. Weed of the month. Integrated Pest and Crop Management Newsletter, University of Missouri-Columbia.

Published Abstracts in Proceedings of Scientific Meetings [Last five years]

  • Pérez-Hernández, O., Hoilett, N., Soman, S., Carmona, M., and Sautua, F. 2019. Statistical modeling in designed studies in phytopathology. 58th Meeting of the American Phytopathological Society-Caribbean Division. May 6-10, 2019. Varadero, Cuba.
  • Pérez-Hernández, O., Olewunne, C., and Hoilett, N. 2019. Predicting intensity levels of frogeye leaf spot (Cercospora sojina) in Northwest Missouri. Missouri Academy of Science Annual Meeting. Maryville, MO.
  • Ernat, E., Zell, T., and Pérez-Hernández, O. 2019. Overwintering behavior and end-of-season mortality of the soybean leaf beetle (Cerotoma trifurcata) in Northwest Missouri. Missouri Academy of Science Annual Meeting. Maryville, MO.
  • Cloughley, V. Tharp, K., and Pérez-Hernández, O. 2019. Efficacy of a nutritional seed treatment on early development of soybean (Glycine max) in controlled conditions. Missouri Academy of Science Annual Meeting. Maryville, MO.
  • Singamreddy, V., Kipping, C., Hoilett, N., and Pérez-Hernández, O. 2019. Characterization and identification of mold fungi in harvested soybean seed in Northwest Missouri. Missouri Academy of Science Annual Meeting. Maryville, MO.
  • Dudusola, H., Orunganti, P., Soman, S., Anuoluwa, S., Hoilett, N., and Pérez-Hernández, O. 2019. Spatial analysis of cover crop influence on soil health using kriging geostatistical procedures. Missouri Academy of Science Annual Meeting. Maryville, MO.
  • Reyes, P. E. and Pérez-Hernández, O. 2018. Aspects of linear mixed models for multinomial responses with observed low frequencies. Presented at the Conference on Applied Statistics in Agriculture. May 6 to 8, 2018. Kansas State University, Manhattan, KS.
  • Pérez-Hernández, O., and Esker, P. D. 2018. Modeling count response data in phytopathology: beyond the overdispersed Poisson model. Phytopathology. North Central Division Meeting of the American Phytopathological Society. Fargo, ND, USA.
  • Pérez-Hernández, O., Sautua, F., Ziegler, V., Scandiani, M., and Carmona, M. 2018. A new, practical, and reliable method to assess intensity of Cercospora leaf blight in soybean. Phytopathology. North Central Division Meeting of the American Phytopathological Society. Fargo, ND, USA.
  • Sautua, F., Pérez-Hernández, O., Carmona, M., Scandiani, M., and Ziegler, V. 2018. Characterization of the temporal progress of soybean Cercospora leaf blight using a tactical on-plant canopy method.
  • Pérez-Hernández, O., Giesler, L. J., and Hubbard, K. 2016. Implications of an epidemiological study to management of the soybean cyst nematode in Nebraska. Phytopathology 106:S4.192.
  • Pérez-Hernández, O., Giri, A., Kidwaro, F., and Montesinos-López, O. 2016. Subsampling and counting in nematology: a case study with population densities of Heterodera glycines. Presented at the Annual Meeting of the Society of Nematologists and The Organization of Nematologists of Tropical America. July 17 to 21, 2016. Montreal, Quebec, Canada
  • Zancan, W., and Pérez-Hernández, O. 2016. Transmission potential of Sclerotinia sclerotiourum to cotton seedlings from differential exposure times of seeds to mycelium. Phytopathology 106.S4.194.
  • Lark, J., Navarrete-Tindall, N., and Pérez-Hernández, O. Characterization of the seed frequency in wild and cultivated persimmon fruit in Central Missouri. Missouri Academy of Sciences Meeting. Jefferson City, Missouri. April 22-23, 2016.
  • Pérez-Hernández, O., and Giesler, L. J. 2015. Spatial pattern analysis of Heterodera glycines population densities in experimental settings to soybean variety evaluations in the United States. Presented at the 2015 annual meeting of the ASA, CSSA, and SSSA. Nov. 15-18, Minneapolis, MN.
  • Pérez-Hernández, O., and Byamukama, E. 2015. Tillage effect on population densities of Heterodera glycines in the United States: A review. Presented at the 2015 annual meeting of the ASA, CSSA, and SSSA. Nov. 15-18, Minneapolis, MN.
  • Pérez-Hernández, O., Giesler, L. J., and Reyes, P. E. 2014. A Bayesian approach to estimation of error rates in detection of Heterodera glycines in processed soil samples with low egg concentrations. Phytopathology 104:S3.91.
  • Pérez-Hernández, O., Broderick, K. C., and Giesler, L. J. 2014. Population dynamics of Heterodera glycines in corn-soybean rotated fields in Nebraska. Phytopathology 104:S3.174.

Other Professional Experience

Member

  • The American Phytopathological Society
  • The Society of Nematologists
  • American Statistical Association
  • The American Association for the Advancement of Science

Reviewer in Scientific Journals

  • Revista Mexicana de Fitopatologia
  • International Journal of Crop Protection

Languages

  • Spanish
  • English
  • French
  • Portuguese