The directors may manage, as agents of the United States or any of its agencies, or of this state or any of its agencies, any soil conservation, water conservation, water distribution, flood control, erosion control, erosion prevention, or erosion stabilization project, within or adjacent to the district; and may act as agent for the United States, or any of its agencies, or for this state or any of its agencies, in connection with the acquisition, construction, operation, or administration of any soil conservation, water conservation, water distribution, flood control, erosion control, erosion prevention, or erosion stabilization project within or adjacent to the district.