In the A/R — Agricultural/Rural Zone, agriculture shall be the primary land use. Within the zone any agricultural practice determined to be a sound agricultural practice by the New York State Commissioner of Agriculture and Markets pursuant to Article 25-AA, § 308, including, but not limited to, practices necessary for on-farm production, preparation and marketing of agricultural commodities, such as the operation of farm equipment; proper use of agricultural chemicals and other crop protection methods; direct sale to consumers of agricultural commodities or foods containing agricultural commodities produced on-farm; and construction and use of farm structures, shall not constitute a private nuisance.