Indigenous knowledges and vegetation use among bedouin in the Eastern Desert of Egypt

acacia balanites bois de chauffage browse plants camello camels caprin caprinos caryophyllales chameau charbon de bois charcoal compositae desert deserts desiertos dicotiledoneas dicotyledons drug plants fuelwood goats grazing indigenous knowledge land use ovin ovinos pastoreo plantas de ramoneo plantas de sombra plantas medicinales plante d'abroutissement plante d'ombrage plante medicinale shade plants sheep tamarix uses usos utilisation utilisation des terres vegetation xerofitas xerophytes