<abstract xmlns="http://www.w3.org/1999/xhtml"><p>A good peach fruit should have properties of high quality, as these properties directly affect the shelf life. This study aims to determine the effects of different salicylic acid (SA) treatments in the pre-harvest period on the ‘Cresthaven’ peach cultivar on the fruit quality at harvest and after storage at 2°C (8 days) plus shelf life at 20°C (2 days). Fruits with SA treatments have better characteristics such as fruit weight, fruit flesh firmness, total antioxidant content, total phenol content and titratable acidity level at harvest and after storage plus shelf life. With treatments, no changes were observed in the total soluble solids both at harvest and after storage plus shelf life. SA treatments decreased loss of fruit flesh firmness and loss of acidity after shelf life, compared with the control. In fruits with 2 mM SA acid treatment, the reduction in fruit firmness and acidity loss were the least, and as a result of the study it was determined as the most effective pre-harvest SA concentration that could be used in the ‘Cresthaven’ peach variety.</p></abstract>

A good peach fruit should have properties of high quality, as these properties directly affect the shelf life. This study aims to determine the effects of different salicylic acid (SA) treatments in the pre-harvest period on the ‘Cresthaven’ peach cultivar on the fruit quality at harvest and after storage at 2°C (8 days) plus shelf life at 20°C (2 days). Fruits with SA treatments have better characteristics such as fruit weight, fruit flesh firmness, total antioxidant content, total phenol content and titratable acidity level at harvest and after storage plus shelf life. With treatments, no changes were observed in the total soluble solids both at harvest and after storage plus shelf life. SA treatments decreased loss of fruit flesh firmness and loss of acidity after shelf life, compared with the control. In fruits with 2 mM SA acid treatment, the reduction in fruit firmness and acidity loss were the least, and as a result of the study it was determined as the most effective pre-harvest SA concentration that could be used in the ‘Cresthaven’ peach variety.

Effect of pre-harvest salicylic acid treatments on the quality and shelf life of the ‘Cresthaven’ peach cultivar

Department of Horticulture, Faculty of Agriculture

Folia Horticulturae

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

A good peach fruit should have properties of high quality, as these properties directly affect the shelf life. This study aims to determine the effects of...

Applications	L* value		a* value		b* value

	Harvest	Shelf life	Harvest	Shelf life	Harvest	Shelf life
Control	63.76 ns	64.20 ns	20.32 ns	27.88 ns	44.10 ns	46.03 ns
1 mM SA	57.24	58.65	18.41	25.01	39.49	41.84
2 mM SA	57.96	59.02	17.23	24.45	36.76	39.90

Applications	Total phenol content (mg GAE · 100 g⁻¹ FW)		Antioxidant activity (μmol TE · g⁻¹ FW)

	Harvest	Shelf life	Harvest	Shelf life
Control	65.25 b^z^,^*	71.61 b^*	8.98 b^*	9.65 b^**
1 mM SA	80.17 a	84.34 a	11.96 a	12.37 a
2 mM SA	75.91 ab	89.06 a	11.37 a	14.30 a

Applications	Fruit weight (g)	Fruit width (mm)	Fruit length (mm)
Control	259.58 b^**	78.29 b^*	79.06 b^*
1 mM	311.83 a	82.26 a	82.86 ab
2 mM	300.00 a	82.62 a	83.55 a

Application	TSS (%)		TA (g malic acid · 100 mL⁻¹)		pH

	Harvest	Shelf life	Harvest	Shelf life	Harvest	Shelf life
Control	11.80 ns	12.46 ns	0.65 b^z*	0.55 b^*	4.26 ns	4.49 ns
1 mM SA	12.00	12.56	0.78 a	0.61 ab	4.25	4.42
2 mM SA	12.00	12.86	0.80 a	0.69 a	4.25	4.29

Applications	L* value		a* value		b* value

	Harvest	Shelf life	Harvest	Shelf life	Harvest	Shelf life
Control	74.43ns	64.58 c^z^,^*	1.42 ns	7.54 a^*	64.94 a^*	61.57 ns
1 mM SA	71.88	69.23 b	−0.28	4.93 b	63.26 ab	61.36
2 mM SA	74.62	72.26 a	−0.46	3.81 b	61.95 b	58.63

Effect of pre-harvest salicylic acid treatments on the quality and shelf life of the ‘Cresthaven’ peach cultivar

Article Category: Research Article

Published Online: Sep 30, 2020

Page range: 221 - 227

Received: Jul 06, 2020

Accepted: Sep 03, 2020

DOI: https://doi.org/10.2478/fhort-2020-0020

Keywords
antioxidant activity, fruit quality, phenol content, Lindl., salicylic acid, storage

© 2020 Deniz Erogul et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Figure 1

Effect of pre-harvest SA treatments on the fruit skin L, a and b* values of peach fruits at harvest and after storage plus 2-day shelf life

Effect of different concentrations of SA treatments before harvest and storage of the total phenolic content and antioxidant activity in the ‘Cresthaven’ peach varieties

Effect of SA treatments on fruit weight (g), fruit width (mm) and fruit length (mm) values

Effect of SA treatments on TSS, TA content and pH value at harvest and after storage plus 2-day shelf life

Effect of pre-harvest SA treatments on the fruit L, a and b* values of peach fruits at harvest and after storage plus 2-day shelf life 20°C

Effect of pre-harvest salicylic acid treatments on the quality and shelf life of the ‘Cresthaven’ peach cultivar

Article Category: Research Article

Published Online: Sep 30, 2020

Page range: 221 - 227

Received: Jul 06, 2020

Accepted: Sep 03, 2020

DOI: https://doi.org/10.2478/fhort-2020-0020

Keywordsantioxidant activity, fruit quality, phenol content, Lindl., salicylic acid, storage

© 2020 Deniz Erogul et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Figure 1

Effect of pre-harvest SA treatments on the fruit skin L*, a* and b* values of peach fruits at harvest and after storage plus 2-day shelf life

Effect of different concentrations of SA treatments before harvest and storage of the total phenolic content and antioxidant activity in the ‘Cresthaven’ peach varieties

Effect of SA treatments on fruit weight (g), fruit width (mm) and fruit length (mm) values

Effect of SA treatments on TSS, TA content and pH value at harvest and after storage plus 2-day shelf life

Effect of pre-harvest SA treatments on the fruit L*, a* and b* values of peach fruits at harvest and after storage plus 2-day shelf life 20°C

Keywords
antioxidant activity, fruit quality, phenol content, Lindl., salicylic acid, storage

Effect of pre-harvest SA treatments on the fruit skin L, a and b* values of peach fruits at harvest and after storage plus 2-day shelf life

Effect of pre-harvest SA treatments on the fruit L, a and b* values of peach fruits at harvest and after storage plus 2-day shelf life 20°C