TABLE 2.

Analyses of translated amino acid sequences of narG and nosZ derived from fen soil

Depth of soil layer (cm)	narG									nosZ
	No. of clonesa	% Dissimilarityb	% Library coverage	No. of OTUs observed	No. of OTUs estimated by:c				Hd	No. of clonesa	% Dissimilarityb	% Library coverage	No. of OTUs observed	No. of OTUs estimated by:c				Hd
					ACE	Bootstrap	Chao1	Jacknife						ACE	Bootstrap	Chao1	Jacknife
0-10	51	0	53	36	68	46	64	63	3.5	61	0	77	26	45	32	22	43	3.0
		41	90	12	18	14	14	17	1.8		14	95	10	13	11	12	13	1.8
10-20	30	0	40	24	60	31	46	44	3.1	52	0	77	22	41	27	35	35	2.8
		41	87	8	14	10	10	12	1.4		14	95	8	13	9	10	11	1.6
20-30	80	0	81	33	56	40	41	48	3.0	47	0	60	27	82	34	61	62	3.0
		41	99	8	9	9	8	9	1.6		14	87	12	21	14	20	19	2.0
30-40	22	0	59	14	30	18	21	23	2.5	38	0	76	16	31	20	25	25	2.4
		41	95	5	6	5	5	6	1.4		14	97	4	5	4	4	5	0.8
Total	191	0	94	62	66	70	65	73	3.9	196	0	87	51	96	62	84	88	3.3
		41	98	15	19	19	18	20	2.0		14	97	18	25	21	22	24	2.1

^aNumber in the library.

^bPercent sequence dissimilarity needed for OTU definition.

^cNumber of genotypes estimated using the ACE, bootstrap, Chao1, and Jackknife richness estimators.

^dShannon-Weaver diversity index.