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Impacts of different planting times on fruit quality and some bioactive contents of different strawberry cultivars

Nafiye Unal
Nafiye Unal
, 
Volkan Okatan
Volkan Okatan
, 
Jale Bilgin
Jale Bilgin
, 
Ibrahim Kahramanoğlu
Ibrahim Kahramanoğlu
 et 
Hanifeh Seyed Hajizadeh
Hanifeh Seyed Hajizadeh
   | 26 juin 2023
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Article Category: ORIGINAL ARTICLE
Publié en ligne: 26 juin 2023
Pages: 221 - 231
Reçu: 25 mars 2023
Accepté: 14 avr. 2023
DOI: https://doi.org/10.2478/fhort-2023-0017
Mots clés
© 2023 Nafiye Unal et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Figure 1.

Fruits of strawberry cultivars: (A): ‘Albion’; (B): ‘San Andreas’; (C): ‘Portola’.
Fruits of strawberry cultivars: (A): ‘Albion’; (B): ‘San Andreas’; (C): ‘Portola’.

Figure 2.

Impacts of different planting times on the fruit width, length, weight and firmness of strawberry fruits and total yield of per plant, SD of plants (A): fruit width (mm), (B): fruit length (mm), (C): FW (g), (D): yield (g · plant-1), (E): fruit firmness (kg · cm-2) and (F): stem diameter (mm)). FW, fruit weight; SD, stem diameter.
Impacts of different planting times on the fruit width, length, weight and firmness of strawberry fruits and total yield of per plant, SD of plants (A): fruit width (mm), (B): fruit length (mm), (C): FW (g), (D): yield (g · plant-1), (E): fruit firmness (kg · cm-2) and (F): stem diameter (mm)). FW, fruit weight; SD, stem diameter.

Figure 3.

Values of soluble solid concentration, pH, EC, TA and chlorophyll of strawberries (A): SSC (%), (B): pH (%), (C): EC, (D): TA (%), and (E): chlorophyll (SPAD)). EC, electrolyte conductivity; TA, titrable acidity.
Values of soluble solid concentration, pH, EC, TA and chlorophyll of strawberries (A): SSC (%), (B): pH (%), (C): EC, (D): TA (%), and (E): chlorophyll (SPAD)). EC, electrolyte conductivity; TA, titrable acidity.

Figure 4.

Values of colours of strawberry fruits [(A): L, (B): C and (C): h].
Values of colours of strawberry fruits [(A): L, (B): C and (C): h].

Figure 5.

Values of ascorbic acid (A), total phenolic compound (B) and total anthocyanin (C).
Values of ascorbic acid (A), total phenolic compound (B) and total anthocyanin (C).

Figure 6.

Hierarchical clustering for grouping study cultivars and planting dates.
Hierarchical clustering for grouping study cultivars and planting dates.

Figure 7.

Correlation analysis of the study parameters and cultivars. EC, electrolyte conductivity; FW, fruit weight; SD, stem diameter.
Correlation analysis of the study parameters and cultivars. EC, electrolyte conductivity; FW, fruit weight; SD, stem diameter.

Figure 8.

PCA biplot analysis of the study parameters, cultivars and planting dates.
PCA biplot analysis of the study parameters, cultivars and planting dates.

Soil properties of the study area.

Parameter Value Comment
pH 7.86 Alkali
Lime 16.36% High chalky
Organic matter 1.82% Poor
Structure 64.90% Clay loam
Salinity 0.051% Without salt
P2O5 (phosphorus) 10.72 ppm Medium
K2O (potassium) 179.79 ppm High
Ca (calcium) 43.50 ppm Rich
Mg (magnesium) 406.50 ppm Rich
Fe (iron) 1.72 ppm Little
Zn (zinc) 1.16 ppm Very high
Mn (manganese) 0.78 ppm Insufficient
Cu (copper) 2.54 ppm Sufficient

Mean comparison of the effect of different planting dates on the SSC/TA ratio (ripening index) of different cultivars of strawberry.

Planting time Strawberry cultivars SSC/TA
05.04.19 Albion 15.8 a
Portola 12.61 d
San Andreas 14.8 b
20.04.19 Albion 13.06 c
Portola 12.6 d
San Andreas 14.58 b
eISSN:
2083-5965
Langue:
Anglais
Périodicité:
2 fois par an
Sujets de la revue:
Life Sciences, Plant Science, Zoology, Ecology, other
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