Wild pea seed dormancy is mediated by a water-impermeable seed coat. Using wild and domesticated pea (Pisum elatius, P. humile and P. fulvum), Abbo et al. show that the agronomic implications of wild pea hard-seededness are incompatible with millennia of unconscious selection leading to domestication: poor establishment and associated net yield loss in cultivation is likely to have resulted in abandonment of the species, rather than continued unprofitable cultivation.
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