Table 1. Number of taxa classified by different taxonomic levels from the full-and lab-scale bioreactor.

Taxonomic level	bioreactor	The number of taxa at each level												Range	Average	Standard deviation
		1	2	3	4	5	6	7	8	9	10	11	12
Phylum	Fulla	12	13	13	16	16	14	16	15	14	14	15	14	12–16	14.3	1.2
	Labb	12	13	14	15	16	14	16	15	16	14	15	14	12–16	14.5	1.2
Class	Full	23	23	26	29	31	28	27	28	23	26	26	27	23–29	26.4	2.4
	Lab	21	24	27	23	32	29	29	22	23	24	21	23	21–32	24.8	3.4
Order	Full	51	53	52	64	65	61	57	57	56	50	51	51	50–65	55.7	5.1
	Lab	49	60	62	58	66	64	64	53	57	53	47	51	49–66	57.0	6.1
Family	Full	65	78	67	84	92	76	62	73	64	63	68	65	63–92	71.4	9.0
	Lab	63	71	73	79	87	70	69	62	78	65	59	64	59–87	70.0	7.9
Genus	Full	219	274	231	278	281	256	249	237	215	201	229	205	201–281	239.6	26.8
	Lab	208	242	251	267	278	245	231	205	261	237	197	223	197–278	237.1	24.4
OTUs	Full	3611	3043	2787	3878	3592	3317	2706	2847	3452	3027	2779	2513	2513–3878	3055.8	408.0
	Lab	2454	2983	3150	3275	3742	2773	2870	2697	3130	2993	2137	2452	2137–3275	2874.8	426.2

^aFull-scale bioreactor.

^bLab-scale bioreactor.