Table 3.

Coefficients, variance, and significance of linear mixed-model to explain measured soil δ¹⁸O.

	Coefficient	Std. Error	DF	t-value	p-value
Barnaul Forest (intercept)	−17.11	0.85	78	−20.2	0
FRMD	3.50	0.73	78	4.8	0
Barnaul Grassland	0.81	0.55	78	1.50	NS
Tomsk Forest	0.22	0.67	78	0.33	NS
Tomsk Grassland	1.61	0.73	78	2.21	0.03
FRMD:Depth	−0.14	0.025	78	−5.74	0

n = 89.