The county government may borrow money upon the faith and credit of the County as provided in this subchapter for the purpose of acquiring land and property in furtherance of the purposes of this subchapter and for the purpose of securing the payment of such sum to issue bonds in such denominations and bearing such rate of interest and in such form as the county government shall deem expedient. The interest upon said bonds shall be payable semiannually in each and every year after the date of issuance thereof.