S. No

Types of formulation used

Required days for infection on arvae

1.

BOBLF

         05

2.

OBF

         12 

3.

CBPF

         09

(BOBLF): bentonite oil-based liquid formulation
(OBLF): oil-based liquid formulation
(CBPF): carrier based powder formulation

Table 1: Infection rate of different formulations of Beauveria bassiana without dilution on larvae of Helicoverpa armigera.