Castor has a strong resistance to stress (drought, salt, heavy metal, etc.), is a good crop of soil improvement, its roots play an im-portant role.The chemical composition of castor root has high medicinal value, it is a good herbal medicine.The research advances of castor root were elaborated from aspects of morphology features and function, resistance, soil improvement and medicinal value of chemical composition.
Castor rootStress resistanceSoil improvementMedicinal value