Easwaramoorthy, S., & Jayaraj, S. 1985b Synergism of insect pathogens and chemical insecticides.. Microbial Control and Pest Management. Centre for Plant Protection Studies, Tamil Nadu Agricultural University Coimbatore, India 278 pp.

Notes: V. lecanii in combination with low doses of fenthion or phosphamidon caused appreciable mortality of coffee green bug, Coccus viridis (Green).