AGRICULTURAL WORKERS--COLLECTIVE BARGAINING RIGHTS AND SECONDARY BOYCOTT PROHIBITION--INITIATIVE. Establishes right of agricultural workers to form and join labor organizations and bargain collectively through representatives, or to refrain therefrom. Requires Department of Industrial Relations, upon petition of 30 percent of workers in a proposed bargaining unit, to determine appropriate bargaining unit and conduct secret ballot election to determine which organization, if any, represents workers. Makes interference with workers\u27 rights or failure to bargain collectively in good faith an unfair labor practice. Prohibits secondary boycotts by agricultural labor organization. Provides activities covered by National Labor Relations Act not...