Section 652. Resolution

The  board  of  supervisors  of  a county may by
  resolution duly adopted provide for submission to the  electors  of  the
  county  of  one of the alternative forms of county government authorized
  by this chapter,  with  or  without  variations,  at  the  next  general
  election  occurring in an odd-numbered year and not less than forty-five
  days after the adoption of the resolution; provided,  however,  that  no
  such  resolution  shall be adopted by the board of supervisors after the
  initiation of a proceeding for the adoption of an  alternative  form  of
  county  government,  with  or  without  variations,  by  the filing of a
  petition therefor, or subsequent to ten days following the filing of  an
  advance  notice  of  filing  such  a petition, so long as the proceeding
  initiated by the petition  or  thereafter  initiated  pursuant  to  such
  advance notice is pending.