The following accessory uses shall be permitted in an ARO zone:

Temporary roadside stands offering, for sale only, farm products which are produced upon the property, provided such stands shall be removed during any period when they are not in use.

Other uses which are customarily accessory, clearly incidental and subordinate to permitted principal uses which are located on the same lot or parcel and do not involve the conduct of a business other than a business permitted in an ARO zone.