Influence of leaf water content on the C3-CAM transition in Mesembryanthemum crystallinum

acide citrique acide malique acido citrico acido malico cam pathway ciclo cam citric acid contenido de humedad drought stress enzimas enzyme enzymes estres fosfenolpiruvato carboxilasa malic acid mesembryanthemum moisture content phosphoenolpyruvate carboxylase photosynthese photosynthesis plant water relations relaciones planta agua relation plante eau salinidad salinity stress teneur en eau water content water stress