Used for population counts and other measurements in the field Consists of a 4 white coated steel rods 0.5 meters long with markers at 0.25 meters Steel rods simply bolt together to form a quadrat frame Folds for easy storage Eisco Labs Folding Quadrat is used for population counts and other measurements in the field. Consists of four white coated steel rods 0.5 meters long with perpendicular markers at 0.25 meters. Steel rods simply bolt together to form a quadrat frame (screwdriver and wrench required for assembly are not included). Folds for easy storage.