It is the intent of this article that the commissioner of agriculture of West Virginia shall promulgate all United States standard grades for fruits and vegetables, and, after consulting with the president of the state horticultural society and a committee of five fruit and vegetable growers appointed by the president of said society, such committee to be made up of growers from the various fruit and vegetable producing sections of the state, shall, with their advice and consent, establish such other grades within this state as in their judgment may be advisable.