SETTI Benali is a plant pathologist and microbiologist. He teaches courses in mycology, bacteriology, plant virology, plant disease epidemiology, and plant disease control. He also supervises master’s and doctoral theses in plant pathology, biotechnology, and microbiology.

His research focuses on the use of molecular marker tools for the identification, typing, and characterization of plant pathogenic microorganisms, as well as the application of image analysis for the assessment of foliar diseases.

He has published over 20 scientific articles in the field of plant pathology. He is also the author of several reference works, including:

- Dictionnaire de Pathologie Végétale (2014)

- Dictionnaire de Virologie Végétale (2018)

- Glossary of Molecular Biology Terms (2021)

- Glossary of Plant Virology – Essential Level (2026)

- A Comprehensive Glossary of Plant Virology and Virus-Host Interactions (2026)