Table 3.

The significance analysis of community structure differences (using the ADONIS test) between groups under the two silicon (Si) treatments with different taxon levels.

Taxon	F	R2	P
Phylum	2.09	0.115	0.121
Class	1.94	0.108	0.107
Order	3.02	0.159	0.015
Family	3.15	0.164	0.007
Genus	2.93	0.155	0.002
Species	5.18	0.245	0.002
OTUs	3.69	0.188	0.003

R², the percentage of variation explained by treatments. P, differential clustering assessed by ADONIS test. Bold font indicates significance at the 0.05 probability level.