A special election may be held as provided in this article. Only qualified voters of the county may vote. The election shall be held as nearly as practicable in conformity with the general election law of the State. The board of supervisors may form bond election precincts by adopting the precincts established for general election purposes or by consolidating precincts inside of cities and towns, to a number not exceeding six in each bond election precinct, and shall appoint only one inspector, two judges, and one clerk for each bond election precinct.