The members of the board of directors shall each receive not to exceed five dollars per day in attending the meetings, to be determined by said board, and such compensation, not exceeding five dollars per day, for other services rendered the district as shall be fixed by resolution adopted by vote of the directors and entered in the minutes of their proceedings, and in addition thereto, said directors shall receive necessary expenses in attending meetings or when otherwise engaged in district business. The board shall fix the compensation to be paid to the secretary and all other officers, agents and employees of the district.