(1) The minimum area of any lot or parcel of land in the A1 zone shall be as indicated by the subzone used in conjunction with the A1 zone designation.

(2) Subzones are designated by adding a suffix number to the A1 zoning symbol. Such suffix number shall be the minimum lot area for the subzone, stated in acres. For example, a subzone of the A1 zone requiring lots to be a minimum of ten (10) acres would be designated on the Zoning Map as "A1.10."

(3) Minimum area for any lot or parcel of land in the A1 zone shall be as indicated below for the subzone in which the lot or parcel is situated.