Table 1.

Mean desiccation resistance, narrow sense heritability (h²), additive genetic variance (V_A), environmental variance (V_E) (±1 s.e.) and number of individuals assayed (n) for desiccation resistance in D. birchii and D. bunnanda. (Standard errors estimated following [26]. *p < 0.05; **p < 0.001.)

treatment	species	mean ± s.e.	h2 ± s.e.	VA ± s.e.	VE ± s.e.	n
< 10% RH summer	D. birchii	7.051 ± 0.062	0.019 ± 0.181	0.057 ± 0.554	2.869 ± 0.208	812
35% RH summer	D. birchii	11.232 ± 0.076	0.343 ± 0.163*	2.082 ± 0.991*	5.103 ± 0.327	1047
35% RH summer	D. birchii	10.296 ± 0.056	0.216 ± 0.080**	1.332 ± 0.490**	5.415 ± 0.190	2034
35% RH winter	D. birchii	9.278 ± 0.042	0.211 ± 0.079*	0.700 ± 0.264*	2.793 ± 0.103	2256
35% RH summer	D. bunnanda	16.880 ± 0.089	0.159 ± 0.068**	2.287 ± 0.967**	12.734 ± 0.455	2085
35% RH winter	D. bunnanda	21.970 ± 0.134	0.211 ± 0.085*	5.892 ± 2.392*	22.256 ± 0.827	1947