Convert from square rod to cover

Unit Definition (square rod)
The square rod is a traditional unit of area. One square rod is equal to 272.25 square feet, 30.25 square yards, or 25.2929 square meters.

Unit Definition (cover)
The Cover is a traditional Welsh unit of area, standardized in the British system to be exactly 2/3 acre (about 0.2698 hectare). The word is an Anglicized version of the Welsh name cyfair for the unit.