[Table/Fig-4]:

Tukey’s HSD Test was applied to compare the mean amount of debris remaining among 3 groups.

GROUPS		N	Mean	Std. Deviation	t	p-value
GROUP I	GROUP I A	10	1.5750	0.40531	2.12200	0.048 sig.
	GROUP I B	10	1.9417	0.36652
GROUP II	GROUP II A	10	1.4583	0.30744	2.84500	0.011 sig.
	GROUP II B	10	1.8667	0.33380
GROUP III	GROUP III A	10	1.2000	0.29187	2.82600	0.011 sig.
	GROUP III B	10	1.6083	0.35147