	(I) Substrat	(J) Substrat	Mean Difference (I-J)	Std. Error	Sig.	95% Confidence Interval
	(I) Substrat	(J) Substrat	Mean Difference (I-J)	Std. Error	Sig.	Lower Bound
LSD	Sawdust	Sand	2.50	0.71	0.001	1.08
	Sawdust	Soil	1.03	0.71	0.150	−0.38
	Sand	Sawdust	−1.30	0.71	0.001	−3.92
	Sand	Soil	−1.47	0.71	0.042	−2.88
	Soil	Sawdust	−1.03	0.71	0.150	−2.45
	Soil	Sand	1.47	0.71	0.042	0.05