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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
(a) Accumulated CO2 concentration (%v/v) of broccoli in a sealed box. The release of aldehyde from CSCA (b), CSCT (c), and CSCN (d) at varying CO2 concentrations (5~15%) with high humidity.