Postharvest 2,4-Epibrassinolide Treatment Delays Senescence and Increases Chilling Tolerance in Flat Peach
Abstract
1. Introduction
2. Materials and Methods
2.1. Fruit Materials and Sampling
2.2. Measurement of Internal Browning Index
2.3. Measurement of L*, a*, b*
2.4. Measurement of Rot Rate, Weight Loss and Firmness
2.5. Measurement of Respiratory Rate and Ethylene Production
2.6. Measurement of TSS, Titratable Acid (TA) and Sucrose Content
2.7. Measurement of MDA Content and Total Phenol Content (TPC)
2.8. Measurement of O2− Production Rate and H2O2 Content
2.9. Measurement of Antioxidant Enzyme Activities
2.10. Measurement of PPO and PAL Activity
2.11. Statistical Analysis
3. Results
3.1. Effect of Different-Concentration EBR Treatments on Internal Browning Index
3.2. Effect of Different-Concentration EBR Treatments on L*, a*, b*
3.3. Effect of Different-Concentration EBR Treatments on Rot Rate, Weight Loss and Firmness
3.4. Effect of Different-Concentration EBR Treatments on TSS, Titratable Acid (TA) and Sucrose Content
3.5. Effect of Different-Concentration EBR Treatments on Respiratory Rate and Ethylene Production
3.6. Effect of Different-Concentration EBR Treatments on MDA Content and TPC
3.7. Effect of Different-Concentration EBR Treatments on H2O2 Content and O2− Production Rate
3.8. Effect of Different-Concentration EBR Treatments on the Activities of SOD, POD, and CAT
3.9. Effects of EBR Treatment on the Activities of PPO and PAL
3.10. Cluster Heatmap-Based Analysis of EBR Treatment Effects on Flat Peach Fruit Quality and Cold Resistance Indicators
4. Discussion
5. Conclusions
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Xu, B.; Sun, H.; Rang, X.; Ren, Y.; Zhang, T.; Zhao, Y.; Duan, Y. Postharvest 2,4-Epibrassinolide Treatment Delays Senescence and Increases Chilling Tolerance in Flat Peach. Agronomy 2025, 15, 1835. https://doi.org/10.3390/agronomy15081835
Xu B, Sun H, Rang X, Ren Y, Zhang T, Zhao Y, Duan Y. Postharvest 2,4-Epibrassinolide Treatment Delays Senescence and Increases Chilling Tolerance in Flat Peach. Agronomy. 2025; 15(8):1835. https://doi.org/10.3390/agronomy15081835
Chicago/Turabian StyleXu, Bin, Haixin Sun, Xuena Rang, Yanan Ren, Ting Zhang, Yaoyao Zhao, and Yuquan Duan. 2025. "Postharvest 2,4-Epibrassinolide Treatment Delays Senescence and Increases Chilling Tolerance in Flat Peach" Agronomy 15, no. 8: 1835. https://doi.org/10.3390/agronomy15081835
APA StyleXu, B., Sun, H., Rang, X., Ren, Y., Zhang, T., Zhao, Y., & Duan, Y. (2025). Postharvest 2,4-Epibrassinolide Treatment Delays Senescence and Increases Chilling Tolerance in Flat Peach. Agronomy, 15(8), 1835. https://doi.org/10.3390/agronomy15081835