Ashok Chanda

Ashok Chanda
Associate Professor, Department of Plant Pathology
Extension Sugarbeet Pathologist
[email protected]
218-281-8625
207 Ag Research Center

2900 University Ave.
Crookston, MN 56716
United States

Sugarbeet Pathology
Education
  • Ph.D., Plant Pathology, Louisiana State University, Baton Rouge, 2012
  • M. Sc., Agriculture (Biotechnology), ANGR Agricultural University, India, 2004 
  • B. Sc., Agriculture, ANGR Agricultural University, India, 2001

Areas of Interest

  • Diseases of sugarbeet and integrated plant disease management
  • Pathogen detection in soil and plant tissues
  • Molecular plant-microbe interactions
  • Monitoring fungicide resistance and understanding molecular basis of fungicide resistance
  • Soil microbiomes 

Research

  • Integrated management of Rhizoctonia solani in sugar beet
  • Development of a qPCR assay for detection and quantification of Rhizoctonia solani in soil
  • Evaluation of at-planting and postemergence fungicide treatments for control of Rhizoctonia solani
  • Molecular basis of fungicide resistance in Cercospora beticola (Austin Lien)
  • Evaluation of spent lime  for managing Aphanomyces root rot
  • Genome assembly of Aphanomyces cochlioides (Jake Botkin)
  • qPCR-based detection of Aphanomyces cochlioides (Jake Botkin)
  • Mapping resistance to Aphanomyces cochlioides (Samantha Rude) 

Select Publications

  • Sharma, P., Malvick, D.K. and Chanda, A.K. 2021. Sensitivity of Rhizoctonia solani AG 2-2 isolates from soybean and sugar beet to selected SDHI and QoI fungicides. Plant Disease (Accepted March 2021) 
  • Mickelson, H.R., Nielsen, J.D. and Chanda, A.K. 2021. Impact of preventative fungicide application on control of Cercospora leaf spot of sugar beet, 2019. Plant Disease Management Reports (Accepted Jan 2021)
  • Mickelson, H.R., Nielsen, J.D. and Chanda, A.K. 2021. Impact of preventative fungicide application on control of Cercospora leaf spot of sugar beet, 2016 Plant Disease Management Reports (Accepted Jan 2021)
  • Brantner, J.R., and Chanda, A.K. 2021. Evaluation of postemergence fungicides on sugar beet for control of Rhizoctonia crown and root rot, 2019 Plant Disease Management Reports (Accepted Jan 2021)
  • Brantner, J.R., and Chanda, A. K. 2020. Effects of Inoculum Density and Cultivar Susceptibility on Rhizoctonia Damping-off and Crown and Root Rot in Sugar Beet. Plant Disease https://apsjournals.apsnet.org/doi/10.1094/PDIS-02-20-0336-RE
  • Arabiat, S., Khan, M. F. R. and Chanda, A. K. 2017. First report of Fusarium yellowing decline on sugar beet ( Beta vulgaris ) caused by Fusarium secorum in Montana, USA. Plant Disease. 101 (7): 1328
  • Arabiat, S., Chanda, A. K. and Khan, M. F. R. 2016. First report of Pseudomonas syringae pv. aptata causing bacterial blight of sugar beet (Beta vulgaris) in Oregon. Plant Disease. 100 (11): 2334
  • Chanda, A. K. , Ward, N. A., Robertson, C. L., Chen, Z.-Y., and Schneider, R. W. 2014. Cercospora leaf blight of soybean: Development of a qPCR detection protocol for Cercospora kikuchii in soybean leaves and its use for documenting latent infection as affected by fungicide applications. Phytopathology 104:1118-1124
  • Ward, N. A., Robertson, C. L., Chanda, A. K. , and Schneider, R. W.  2012. Effects of Simplicillium lanosoniveum on Phakopsora pachyrhizi , the Soybean Rust Pathogen, and its Use as a Biological Control Agent. Phytopathology 102: 749-760
  • P. Ramu, B. Kassahun, S. Senthilvel, C. Ashok Kumar , B. Jayashree, R. T. Folkertsma, L. Ananda Reddy, M. S. Kuruvinashetti, B. I. G. Haussmann, C. T. Hash. 2009. Exploiting rice–sorghum synteny for targeted development of EST-SSRs to enrich the sorghum genetic linkage map. Theoretical and Applied Genetics 119(7):1193-1204
  • Park, S., Chen, Z.-Y., Chanda, A . K. , Schneider, R. W., and Hollier, C. A. 2008. Viability of Phakopsora pachyrhizi urediniospores under simulated southern Louisiana winter temperature conditions. Plant Disease 92:1456-1462 .