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Steps in preservation and packaging of grapes using SO2-generating pads and perforated plastic liners. a: Accommodation of plastic liner inside a corrugated box; b: Placement of absorbent paper sheet; c: Arrangement of grapes clamshells in the box; d: Accommodation of the SO2-generating pads over the clamshells; e: Closure and seal of the perforated plastic liner ready for cold storage.
