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Acres on Which Commercial Fertilizer Was Used: 1992 Acres of Cropland Fertilized, Excluding Pastureland, as Percent of Harvested Cropland: 1992 Acres of Crops, Including Hay, Treated for Insect Control: 1992 Acres of Crops Treated for Nematodes: 1992 Acres of Crops and Orchards Treated for Disease Control: 1992 Acres of Land Treated for Weed or Grass Control: 1992 Acres Treated With Chemicals for Defoliation or for Growth Control of Crops or Thinning of Fruit: 1992