Potato bargaining cooperatives representing more than 3,000 growers bargain for nearly 60 percent of the United States processed potato crop. Potato marketing cooperatives serving more than 2,500 growers in all crop areas handle 8 percent of the fresh tablestock, 8 percent of the seed potatoes, and 5 percent of the chipping potatoes. Important interests of bargaining associations are stronger bargaining legislation and greater grower commitment. Important concerns of marketing associations are industry instability and improved quality control.