[Table/Fig-8]:

Two way ANOVA between main groups (1,2 and 3) and sub groups (A and B) with respect to optical density at 7^th day.

SV	DF	SS	MSS	F-value	p-value
Main effects
Groups	2	0.0531	0.0266	245.3901	<0.0001
Sub groups	1	0.0246	0.0246	226.8104	<0.0001
2-way interactions
Groups x Sub groups	2	0.0001	0.0001	0.5199	0.6033
Error	18	0.0019	0.0001
Total	23	0.0797

*Abbreviations: SV-Sources of variation, DF-Degrees of freedom, SS-Sum of squares, MSS-Mean sum of squares, p-Probability, SD-Standard deviation