Tenn. Code Ann. § 43-15-101: Contracts for period not exceeding three years authorized

Any person may enter into contract with natural persons or corporations, whereby the person, for a period of one (1) or more years, not exceeding three (3) years, will plant, cultivate, and harvest on such person's farm or plantation any particular crop, either of wheat, corn, or tobacco, or other agricultural product; will plant and cultivate such acreage as the parties may agree; and will prepare it for market, sale, and shipment in any particular manner to be agreed upon as useful, proper, or necessary for the purpose.