Department of Biology
University of Gondar
Nagappan Raja is presently working as a professor at Department of Biology , University of Gondar, Ethiopia. His Reseach work are Nematicidal activity; Plant growth promotion.
Nematicidal activity; Plant growth promotion.
Evaluation of Certain Botanical Preparations against African Bollworm, Helicoverpa armigera Hubner (Lepidoptera: noctuidae) and Non Target Organisms in Chickpea, Cicer arietinum L