“Agriculture” means the production, keeping or maintenance for sale, lease or personal use, of plants and animals useful to man, including, but not limited to, forages and seed crops; grains and seed crops; dairy animals and dairy products, poultry and poultry products; livestock, including beef cattle, sheep, swine, horses, ponies, mules, or goats, exotic animals or any mutations thereof, including the breeding and grazing of any or all of such animals; bees and apiary products; fruits of all kinds, including grapes, nuts and berries; vegetables, nursery, floral, ornamental and greenhouse products; or lands devoted to a soil conservation or forestry management program. (Ord. 457 § 3, 1993)