81-4-106. Notice to owner to repair fence -- duty of county commissioners. Upon ascertaining the existence in the county of any nuisance specified in 81-4-105, the board of county commissioners shall notify by registered or certified mail the owner of such wire, if such owner be known to said board and within the state, to remove same. If such owner shall fail to remove said wire or to rebuild said fence within 60 days following receipt of said notice, the board of county commissioners shall have authority to remove and dispose of said wire in the manner provided by 81-4-107.