Wisconsin State Department of Agriculture Crop and Livestock Reporting Service ; U.S. Department of Agriculture, Agricultural Marketing Service ; University of Wisconsin Agricultural Extension Service
U.S. Department of Agriculture, Agricultural Marketing Service, Agricultural Research Service cooperating with-- Pacific Northwest Crop Improvement Assn., Oregon Wheat Commission, Washington State Dept. of Agriculture
Wisconsin State Department of Agriculture Crop and Livestock Reporting Service ; U.S. Department of Agriculture, Agricultural Marketing Service ; University of Wisconsin Agricultural Extension Service