Table 1. The effects of watering (W), warming (T), and their combination on the composition of the 16 dominant bacterial phyla/classes revealed by PERMANOVA.

	Acidobacteria		Actinobacteria		Bacteroidetes		Chloroflexi
	F	P	F	P	F	P	F	P
W	1.390	<0.001*	1.037	0.213	1.134	0.067*	0.961	0.672
T	0.983	0.579	0.975	0.674	0.950	0.717	0.954	0.707
W×T	1.019	0.371	0.995	0.496	1.045	0.283	0.932	0.797
	Firmicutes		Gemmatimonadetes		Nitrospirae		Planctomycetes
	F	P	F	P	F	P	F	P
W	1.106	0.260	1.084	0.228	0.917	0.631	0.882	0.852
T	0.833	0.835	0.800	0.966	1.175	0.207	0.922	0.744
W×T	0.875	0.767	0.923	0.746	0.882	0.701	0.863	0.893
	Proteobacteria		Acidimicrobidae		Actinobacteridae		Rubrobacteridae
	F	P	F	P	F	P	F	P
W	1.217	0.004*	1.412	0.003*	1.024	0.342	0.956	0.729
T	0.950	0.786	0.923	0.709	1.059	0.200	0.883	0.963
W×T	0.991	0.530	0.817	0.926	1.047	0.240	0.965	0.682
	Alpha-proteobacteria		Beta-proteobacteria		Delta-proteobacteria		Gamma-proteobacteria
	F	P	F	P	F	P	F	P
W	1.125	0.102	1.121	0.171	1.253	0.010*	1.725	0.003*
T	0.851	0.961	1.103	0.213	1.080	0.198	1.093	0.301
W×T	0.957	0.649	1.079	0.270	1.086	0.180	0.637	0.979

^*denotes P<0.10.