There was an error in the State Fair 4-H Fairbook and Lancaster County Super Fair 4-H/FFA Fair Book about the size of posters allowed for the Special Agronomy Project - Educational Exhibit, Class G750011. Instead of a limit of 14 inches x 22 inches, the poster size allowed is 28 inches x 28 inches.
Additionally, for the Special Agronomy Project - Plant Exhibit (Freshly Harvested Crop) Class G750013, 2 beets is sufficient. Beets can be zip-tied or tied together with string, along with their supporting information (essay).