Dr.C.Dileep is actively engaged in the novel research areas of Phytobacteriology in general and Plant - Microbe interaction in particular. His interest mainly in the field of Characterization of Siderophores, Pyoverdine and Pyocyanin and developing of multiple drug resistant microbes especially Plant Growth Promoting Rhizobacteria(PGPR). Dr. Dileep had published 20 research papers in world renowned journals with impact factor (IF). Two of his books were published by Lambert Academic Publishing, Germany in the field of Plant microbiology. 5 Genbank accessions of PGPR microbes are in his account .Dr. Dileep is the Life member of Indian Society of Mycology and Plant Pathology and a member of Indian Phytopathological Society. He is a consultant of State Seed testing Laboratory, Department of Agriculture, Kerala and many agricultural input manufacturing companies. He is a recognized Research guide in Botany of University of Kerala. Dr. Dileep had reported a new leaf disease in Rambutan plant first ever in India. He is serving as member of Mahatma Gandhi University PG board of studies in Botany. He also served as Member Committee of subject expert of curriculum committee, SCERT, Kerala. He is the Principal Investigator two UGC-MRP which were completed successfully.