Impact of drought stress on vitamin C and anthocyanin content in cultivated lettuces (Lactuca sativa L.) and wild relatives (Lactuca spp.)
Inés Medina-Lozano,
Juan Ramón Bertolín,
Aurora Díaz
Abstract:IntroductionLettuce production and quality could be seriously affected by the increasingly limited water resources.MethodsThe effect of drought on the content of two antioxidant compounds, vitamin C and anthocyanins, in five cultivated lettuces and two wild relatives was assessed for 2 years.Results and discusionIn leaf samples, Lactuca wild species generally had a higher content of total vitamin C than the cultivated lettuces. In contrast, the commercial varieties usually contained more total anthocyanins tha… Show more
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