The board of directors may adopt a resolution that recites the fact of receipt and the willingness of the district to consolidate, and shall then send copies of the resolution to the board of directors of each of the other districts. The board shall send a certified copy of the resolution to the board of supervisors of the county in which is located the largest area of winegrape acreage of the proposed consolidated district, and a copy of the resolution to the board of supervisors of each of the other counties in which is located any part of the proposed consolidated district.