Agriculture has had to face the damaging activities of diverse pests like fungi, weeds and insects from time out of mind, resulting in radical decrease in yields. With the arrival of chemical pesticides, this crisis was resolved to an excellent extent. however, the over dependence on chemical pesticides and ultimate uninhibited use of them has necessitated for alternatives in the main for environmental issues. Degraded soils and groundwater pollution have resulted in nutritionally unbalanced and unproductive lands. offensive chemical residues additionally generally raise food safety issues among domestic customers and create trade impediments for export crops. Therefore, associate eco-friendly different is that the want of the hour. Biopesticides or biological coincides supported unhealthful microorganisms specific to a target cuss provide associate ecologically sound and effective answer to pest issues. They create less threat to the surroundings and to human health. the foremost usually used biopesticides reside organisms, that area unit unhealthful for the cuss of interest. These embrace bio fungicides bioherbicides and bioinsecticides. The potential edges to agriculture and public health programmes through the utilization of biopesticides area unit goodish. The interest in biopesticides relies on the benefits related to such merchandise that are: inherently less harmful and fewer environmental load, designed to have an effect on just one specific cuss.