Fig. 2

Percentage of improvement obtained by maintaining seeds for 15 and 30 days in darkness at different salinity levels (NaCl) (100, 200, 400 and 600 mM NaCl) with respect to the control (seeds without salt treatment) for the different locations tested: A) M₂ (Agareb coast) and B) M₄ (Tinto River estuary). The asterisk indicates means within an analyzed variable that is significantly different from the corresponding control treatment (t-Student; level of significance (p < 0.05))