One half of the fund known as the land scrip fund, to wit: Ninety-five thousand and nine hundred dollars, shall be for the benefit of the South Carolina State University and shall be a perpetual fund, which shall forever remain undiminished, and the board of trustees is authorized to use the income thereon, to wit: Six per cent per annum, payable semiannually, from July 1, 1889 for the use and maintenance of such college.