The corporation shall be governed, and all its corporate powers are vested in a board of five commissioners, three of whom shall be actual bona fide residents, and citizens, and owners of real estate in the Lafourche Basin Levee and Drainage District.  The commissioners shall be appointed, one from each parish by the respective governing authorities of the parishes, who shall serve for four years, and two of the commissioners shall be appointed by the governor, who shall serve for six years.  The commissioners appointed by the governor shall be residents of Louisiana and owners of real estate in the Lafourche Basin Levee and Drainage District, but may not actually reside within the district.  The commissioners shall elect one of their own number president, one, vice-president, and one, secretary and treasurer, who shall serve for two years.  The board shall elect its officers every two years, but all officers shall serve until their successors are elected and qualified.