"Agricultural activities" means a condition or activity which occurs on a farm in connection with the commercial production of farm products and includes, but is not limited to, marketed produce at roadside stands or farm markets, noise, odors, fumes, operation of machinery and irrigation pumps, movement of water, including, but not limited to, use of current county ditches, streams, rivers, canals, and drains, and use of water for agricultural activities; ground and aerial application of seed, fertilizers, conditioners, and plant protection products; employment and use of labor; roadway movement of equipment and livestock; protection from damage by wildlife; prevention of trespass; construction and maintenance of buildings, fences, roads, bridges, ponds, drains, waterways, and similar features and maintenance of streambanks and watercourses; and conversion from one agricultural activity to another. (Added by Amended Ord. 02-064, Dec. 9, 2002, Eff date Feb. 1, 2003).