The commissioner, with the advice and assistance of the advisory board, is hereby authorized to contract with any person or persons to carry on or cause to be carried on such advertising, promotion, education and publicity programs as he may believe will create new markets for the milk of producers as defined in this Part or maintain present markets therefor. For such purposes, he may expend such monies or any part thereof as may be available pursuant to this Part. No advertising, promotion or publicity programs shall be conducted pursuant to this Part which make reference to any particular brand or trade name.