BioMed Research International / 2019 / Article / Fig 6

Research Article

Effects of Controlled Atmosphere on the Storage Quality and Aroma Compounds of Lemon Fruits Using the Designed Automatic Control Apparatus

Figure 6

Principal component analysis (along PC-1and PC-2, PC-1, and PC-3) of the volatile profile of lemon fruit stored under control (CK), and different controlled atmosphere (CA) environments (CA1=4 % O2+5 % CO2, CA2=6 % O2+8 % CO2, CA3 = 8 % O2+11 % CO2, and CA4=10 % O2+14 % CO2) after 20 days of storage. (a) Scores plot; (b) loadings plot.