In districts with two hundred thousand acres or more, a person eighteen years old, being a citizen of the United States and a resident of the state and who holds title or evidence of title to land in the district or proposed district shall be entitled to vote therein. He or she shall be entitled to one vote for the first ten acres of said land or fraction thereof and one additional vote for all of said land over ten acres. A majority of the directors shall be residents of the county or counties in which the district is situated and all shall be electors of the district. If more than one elector residing outside the county or counties is voted for as director, only that one who receives the highest number of votes shall be considered in ascertaining the result of the election. Where land is community property both the husband and wife may vote if otherwise qualified. An agent of a corporation owning land in the district, duly authorized in writing, may vote on behalf of the corporation by filing with the election officers his or her instrument of authority. An elector resident in the district shall vote in the precinct in which he or she resides, all others shall vote in the precinct nearest their residence.