Table 3. ANOVAs for soil temperature, soil moisture and soil CO₂ flux between precipitation treatments and dates during the whole experimental period.

	numDF	denDF	Soil moisture		Soil temperature		Soil CO2 flux
			F-value	P-value	F-value	P-value	F-value	P-value
Intercept	1	60	822.1	<0.0001	17856	<0.0001	1626.0	<0.0001
Pre treatments	2	6	42.7	0.0003	5.4	0. 046	55.9	0.0001
Dates	10	60	414.5	<0.0001	348.0	<0.0001	156.7	<0.0001
Pre treatments * Dates	20	60	14.8	<0.0001	8.0	<0.0001	9.7	<0.0001

Notes.

num DF

number of degrees of freedom

den DF

the number of degrees of freedom associated with the model errors