SV	ndf	Red oak species			White oak species			All oak species
SV	ndf	ddf	F	p > F	ddf	F	p > F	ddf	F	p > F
Pre-treatment
M	2	18.3	2.26	0.132	20	0.03	0.967	18.2	2.28	0.130
E	3	18.7	3.83	0.027	20	0.46	0.716	18.5	2.39	0.102
MxE	6	18.3	0.74	0.622	20	0.78	0.598	18.2	0.39	0.876
Post-treatment
M	2	4.7	2.11	0.223	3.9	0.68	0.560	4.3	0.94	0.410
E	3	15.2	67.71	<0.001	15	12.72	<0.001	15.4	57.01	<0.001
MxE	6	15.5	1.23	0.345	15	0.15	0.986	15.6	0.72	0.602