Table 3.

Temperature, population, and genotype effects for the top 4 most relatively abundant families (Burkholderiaceae, Flavobacteriaceae, Pseudomonadaceae, Rhizobiaceae) observed across all experimental samples at > 1% abundance

	Degrees of freedom	Sum of squares	Mean square	F	p
Burkholderiaceae
Temperature	2	4.82	2.409	4.336	0.016
Population	2	3.26	1.630	2.934	0.059
Temperature × population	3	1.09	0.365	0.656	0.581
Temperature × genotype (nested in population)	14	5.68	0.405	0.730	0.7381
Residuals	79	43.89	0.556
Flavobacteriaceae
Temperature	2	0.159	0.080	0.247	0.782
Population	2	4.746	2.373	7.367	0.001
Temperature × population	3	0.934	0.311	0.967	0.413
Temperature × genotype (nested in population)	14	11.716	0.837	2.598	0.004
Residuals	77	24.804	0.322
Pseudomonadaceae
Temperature	2	4.24	2.119	4.310	0.017
Population	2	1.17	0.587	1.194	0.309
Temperature × population	3	4.04	1.346	2.738	0.049
Temperature × genotype (nested in population)	14	9.16	0.654	1.330	0.210
Residuals	77	37.86
Rhizobiaceae
Temperature	2	0.327	0.164	0.317	0.729
Population	2	1.003	0.502	0.974	0.384
Temperature × population	2	0.922	0.461	0.895	0.414
Temperature × genotype (nested in population)	14	13.768	0.983	1.909	0.044
Residuals	58	29.883	0.515

Significant p values after Bonferroni correction are in bold