Fig. (4) Effect due to different lots of bacteriological peptone (A 1-A4) or type-1 peptone (B1-B4) from Hi Media Biosciences source on colony characteristics and pigmentation of Ralstonia solanacearum ‘NH-Av01’ isolate recorded on day 2. Description of A1-A4 and B1-B4 as per Table 1.