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Fine mapping of the sensitive‐to‐freezing8 (sfr8) mutation. (a) Cold‐acclimated Col‐0 wild‐type (WT) Arabidopsis thaliana and sfr8 mutant plants 1 wk after a 24‐h freezing treatment at −8.5°C. Plants were grown for 5 wk before acclimating at 5°C for 2 wk. (b) Diagrammatic representation of the interval determined on chromosome III as containing the sfr8 mutation.
