In any school district to which any provisions of sections 167.340 to 167.346 apply and in which district charter schools may be established pursuant to section 160.400, any state college or university which provides educational programs to any part of such district and any campus of the state university located in a county of the third classification may sponsor one or more charter schools pursuant to section 160.400 and, in addition to the purposes for which charter schools may be established pursuant to sections 160.400 to 160.420, such charter schools may be established to emphasize remediation of reading deficiencies.