Effect of Nutrient Solution Concentration on Growth, Yield, and Fruit Quality of Tomato Grown Hydroponically in Single-Truss Production System
27 dic 2023
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Publicado en línea: 27 dic 2023
Páginas: 141 - 158
Recibido: 01 abr 2023
Aceptado: 01 oct 2023
DOI: https://doi.org/10.2478/johr-2023-0034
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© 2023 Nawab Nasir et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
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Effect of nutrient solution concentration expressed as EC on yield of marketable tomato fruit and their appearance in the spring, summer, and winter production cycles
Production cycle | Treatment | Fine fruit (number per plant) | Fine fruit (g per plant) | Mean fruit weight (g) | Cracked fruit (number per plant) |
---|---|---|---|---|---|
Spring | EC 1.4 | 3.8 ± 0.06 | 723.8 ± 4.0 a | 186 ± 3.7 a | 0.07 ± 0.01 |
EC 1.2 | 3.7 ± 0.07 | 706.7 ± 11.2 a | 191 ± 4.7 a | 0.04 ± 0.01 | |
EC 1.0 | 3.7 ± 0.07 | 625.8 ± 20.8 b | 172 ± 6.51ab | 0.08 ± 0.02 | |
EC 0.8 | 3.8 ± 0.08 | 573.1 ± 20.5 b | 150 ± 7.3 b | 0.06 ± 0.01 | |
Summer | EC 1.4 | 0.5 ± 0.11 b | 62.8 ± 18 b | 118.4 ± 9.9 | 0.06 ± 0.01 b |
EC 1.2 | 1.2 ± 0.11 a | 173.7 ± 22 a | 141.1 ± 7.5 | 0.13 ± 0.03 ab | |
EC 1.0 | 1.1 ± 0.15 a | 155.0 ± 15.8 a | 132.9 ± 8.2 | 0.19 ± 0.04 a | |
EC 0.8 | 0.6 ± 0.09 b | 68.3 ± 8.2 b | 115.8 ± 8.9 | 0.1 ± 0.01 ab | |
Winter | EC 1.6 | 2.1 ± 0.04 | 220.6 ± 0.21d | 104.4 ± 2.1b | 0.7 ± 0.09 |
EC 1.4 | 2.2 ± 0.08 | 270.1 ± 0.41a | 119.7 ± 4.9a | 0.6 ± 0.09 | |
EC 1.2 | 2.2 ± 0.04 | 267.0 ± 0.40b | 121.3 ± 2.3a | 0.9 ± 0.09 | |
EC 1.0 | 2.3 ± 0.04 | 259.0 ± 0.40c | 113.1 ± 1.9ab | 0.7 ± 0.09 |
Effect of nutrient solution concentrations expressed as EC on soluble solid concentration and acidity of tomato fruit in the spring, summer, and winter production cycles
Production cycle | Treatment | SSC (%) | Acidity (%) | SSC to acidity ratio | |
---|---|---|---|---|---|
Spring | EC 1.4 | 5.4 ± 0.12 a | 0.75 ± 0.02 | 7.4 ± 0.4 | |
EC 1.2 | 4.8 ± 0.15b | 0.75 ± 0.02 | 6.5 ± 0.3 | ||
EC 1.0 | 4.7 ± 0.13b | 0.69 ± 0.01 | 6.8 ± 0.3 | ||
EC 0.8 | 4.7 ± 0.18b | 0.66 ± 0.03 | 7.4 ± 0.4 | ||
Summer | EC 1.4 | 5.4 ± 0.08 a | 0.95 ± 0.04 a | 5.8 ± 0.3 b | |
EC 1.2 | 4.9 ± 0.15 b | 0.69 ± 0.02 b | 7.2 ± 0.2 a | ||
EC 1.0 | 4.8 ± 0.13 b | 0.73 ± 0.03 b | 6.7 ± 0.2 ab | ||
EC 0.8 | 4.7 ± 0.11 b | 0.71 ± 0.03 b | 6.8 ± 0.3 ab | ||
Winter | EC 1.6 | 6.1 ± 0.13 | 0.78 ± 0.04 | 9.3 ± 1.9 | |
EC 1.4 | 5.7 ± 0.15 | 0.71 ± 0.03 | 8.1 ± 0.2 | ||
EC 1.2 | 5.9 ± 0.17 | 0.74 ± 0.04 | 8.1 ± 0.3 | ||
EC 1.0 | 6.1 ± 0.06 | 0.71 ± 0.03 | 8.9 ± 0.5 |
Daily uptake of macronutrients by tomato plants during the spring, summer, and winter production cycles
Treatment | N (mg per plant) | P2O5 (mg per plant) | K2O (mg per plant) | MgO (mg per plant) | CaO (mg per plant) |
---|---|---|---|---|---|
EC 1.4 | 26.22 ± 3.30a | 12.90 ± 1.69a | 56.05 ± 7.34a | 10.12 ± 1.32a | 27.64 ± 3.62a |
EC 1.2 | 18.10 ± 2.43ab | 8.74 ± 1.20ab | 37.96 ± 5.21ab | 6.85 ± 0.94ab | 18.72 ± 2.57ab |
EC 1.0 | 13.84 ± 1.68b | 6.73 ± 0.78b | 29.24 ± 3.39b | 5.27 ± 0.61b | 14.41 ± 1.67b |
EC 0.8 | 9.39 ± 1.14b | 4.50 ± 0.54b | 19.58 ± 2.34b | 3.53 ± 0.42b | 9.65 ± 1.15b |
EC 1.4 | 14.51 ± 2.17a | 6.77 ± 0.89a | 29.44 ± 3.87a | 5.31 ± 0.70a | 14.52 ± 1.91a |
EC 1.2 | 19.06 ± 1.62a | 9.08 ± 0.74a | 39.47 ± 3.24a | 7.12 ± 0.58a | 19.46 ± 1.59a |
EC 1.0 | 13.92 ± 0.94ab | 6.74 ± 0.54a | 29.28 ± 2.38a | 5.28 ± 0.43a | 14.44 ± 1.17a |
EC 0.8 | 8.46 ± 0.57b | 4.09 ± 0.29b | 17.79 ± 1.27b | 3.21 ± 0.23b | 8.77 ± 0.62b |
EC 1.6 | 10.10 ± 3.17 | 3.52 ± 0.87 | 14.05 ± 3.49 | 2.98 ± 0.74 | 8.14 ± 2.02 |
EC 1.4 | 15.00 ± 3.26 | 5.63 ± 1.16 | 22.47 ± 4.63 | 4.76 ± 0.98 | 13.02 ± 2.68 |
EC 1.2 | 13.80 ± 3.42 | 5.31 ± 1.22 | 21.18 ± 4.86 | 4.49 ± 1.03 | 12.27 ± 2.81 |
EC 1.0 | 10.01 ± 2.48 | 3.96 ± 0.97 | 15.80 ± 3.89 | 3.35 ± 0.82 | 9.15 ± 2.25 |