Nothing in this Title shall be construed to include the State parks; and the term "trailer coach park" or "mobile home park" shall not be construed to include buildings, tents or other structures maintained by any individual or company on their own premises and used exclusively to house their own farm labor; or any military establishment of the United States or of the State where a trailer coach or coaches may be located or harbored; or any park on State or County fairgrounds for a period during, immediately prior to and immediately subsequent to the holding of the fair not to exceed a total of two (2) weeks in all; or the area or premises on any farm upon which are harbored trailer coaches occupied by persons employed upon the farm for not more than ninety (90) days in any calendar year in the production, harvesting or processing of agricultural or horticultural products produced on such farms. (1997 Code)