. 2014 Jul 17;9(7):e102826. doi: 10.1371/journal.pone.0102826

Table 3. Phylodiversity by Extraction Method for Selected Phyla.

		Method	Mean PD	Std. Dev	P-value^a	FDR Adj.P-val
*Clay*	*Firmicutes*	ORNL2012	2.329	0.6147	0.0034	0.0101
		ORNL2001	0.666	0.5855	0.0275	0.0275
		PowerLyzer	0.647	0.5624	0.0250	0.0275
*Clay*	*Actino bacteria*	ORNL2012	3.734	0.0958	0.0057	0.0086
		ORNL2001	2.893	0.5826	0.0693	0.0693
		PowerLyzer	2.415	0.1010	0.0001	0.0002
*A-horizon*	*Firmicutes*	ORNL2012	1.850	0.6663	0.0411	0.1233
		ORNL2001	0.550	0.7784	0.2147	0.2147
		PowerLyzer	0.549	0.4114	0.0913	0.1370
*A-horizon*	*Actino bacteria*	ORNL2012	4.840	0.5464	0.8689	0.8689
		ORNL2001	5.142	0.1075	0.5229	0.8532
		PowerLyzer	4.531	0.4105	0.5688	0.8532

P-values denote comparisons of ORNL2012 vs corresponding row Method. The p-value for the ORNL2012 row represents ORNL2012 vs the other two methods combined.