Table 1.

Mean (± s.e., n = 3) soil moisture (%) in summer and in spring–summer periods in control and droughted plots

	Summer (1 June to 31 August)		Spring–Summer (1 April to 31 August)
Year	Control	Drought	Control	Drought
2001	9 (1·2)ab	5 (0·4)a	11 (1·2)a	8 (0·4)a
2002	10 (1·3)a	10 (0·8)b	16 (1·4)b	14 (0·6)b
2003	6·5 (0·7)b	7 (0·7)c	14 (1)ab	12 (0·1)c
2004	11 (0·9)a	9 (0·6)bc	16 (1·2)b	14 (0·9)b

Significant differences (Fisher post-hoc test) among years are indicated by different letters. Bold type indicates a significant effect of drought treatment on soil moisture (ANOVA).