(2) The state agency, board or commission shall cause the property to be appraised by one or more competent and experienced appraisers. The compensation, if any, of the appraisers shall be borne equally by the respective owners of the property. In case such valuation shall not be mutually satisfactory to the respective owners the same shall not be binding upon them. [1981 c.787 §14; 1991 c.816 §20]