Fig. (9)
The colony growth of Ralstonia solanacearum isolate ‘GRs-Mnt’ from
ginger (Race 4) and ‘KAU-Av01’ from tomato on KM-TTC (peptone) formulations with
peptone belonging to different brands, types or lots. P1-P19 represents 19
different KM-TTC peptone formulations with different brands and lots as in Table
2 and P20 represents CPGA control. Upper two rows in a plate show
‘GRs-Mnt’ and the lower two rows ‘KAU-Av01’. Considerable differences in the
extent of colony growth and pigmentation as documented on day 2 in rear view.