1997 – Horticulture – Turfgrass Sod, Sprigs, or Plugs; Dried Bulbs, Corms, Rhizomes, or Tubers; Mushrooms; Greenhouse Produced Food Crops; Transplants for Commercial Production; Vegetable Seeds; Flower Seeds; Aquatic Plants; Cut Christmas Trees; Short Term Woody Crops, and Tobacco Transplants Sold for the United States: 1998
