Table 1. Antimicrobial activity.

The anti S. aureus activity of Streptomyces across competitive factors.

Formula	Ingredient of each formula			Named as
	Tryptone (g/L)	Yeast extract (g/L)	NaCl (g/L)
Full-formula	10.00	5.00	10.00	LB
Reduce-formula:
1	5.00	2.50	5.00	LB/2
2	3.33	1.67	3.33	LB/3
3	2.50	1.25	2.50	LB/4
4	2.00	1.00	2.00	LB/5
5	1.67	0.83	1.67	LB/6