Pavlos Tsouvaltzis

ORCID: 0000-0001-8363-724X
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About
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Research Areas
  • Postharvest Quality and Shelf Life Management
  • Plant Physiology and Cultivation Studies
  • Phytochemicals and Antioxidant Activities
  • Spectroscopy and Chemometric Analyses
  • Potato Plant Research
  • Plant Stress Responses and Tolerance
  • Plant Micronutrient Interactions and Effects
  • Plant Growth Enhancement Techniques
  • Water Quality Monitoring and Analysis
  • Growth and nutrition in plants
  • Plant Disease Management Techniques
  • Antioxidant Activity and Oxidative Stress
  • Plant responses to elevated CO2
  • Banana Cultivation and Research
  • Composting and Vermicomposting Techniques
  • Essential Oils and Antimicrobial Activity
  • Greenhouse Technology and Climate Control
  • Cassava research and cyanide
  • Nanocomposite Films for Food Packaging
  • Innovations in Aquaponics and Hydroponics Systems
  • Magnetic and Electromagnetic Effects
  • Advanced Chemical Sensor Technologies
  • Seed and Plant Biochemistry
  • Date Palm Research Studies
  • Light effects on plants

Southwest Florida Research
2024-2025

University of Florida
2007-2025

Aristotle University of Thessaloniki
2013-2025

This study evaluates the potential of integrating visible and near-infrared (visNIR) spectroscopy, color analysis, firmness testing for non-destructive tomato quality assessment shelf-life prediction. Tomato fruit (cv. HM1823) harvested at four ripening stages were monitored over 12 days 22 °C to investigate stage-specific variations in key parameters, including (hue angle), (compression), nutritional composition (pH, soluble solids content, titratable acidity ratio). Significant changes...

10.3390/agronomy15020478 article EN cc-by Agronomy 2025-02-16

It is well known that the harvesting period and storage duration have a significant effect on quality characteristics of cherry tomato fruits. On other hand, fruit position in truss has not been studied, as relative contribution each one these factors quality. For this purpose, (Genio F1) whole trusses were harvested at red ripe stage during three periods. At period, first four (at base truss) last top) fruits from was previously trimmed to 10 fruits, stored 12 °C for 0, 4 days. end...

10.3390/plants12020315 article EN cc-by Plants 2023-01-09

In order to elucidate the mechanisms of citric acid in fresh-cut potato browning inhibition, various concentrations immersion solutions were prepared using either or sulfuric for pH ≤ 4 and sodium hydroxide > 7. Dipping slices water (control, = 5.84) allowed severe develop during 6 days storage at 5C. Citric >0.5% inhibited on cut surfaces without affecting antioxidant content PPO activity, induced highest increase tissue storage. 1 2% (pH 2.42 2.24) reduced all color changes equally,...

10.1111/jfpp.12829 article EN Journal of Food Processing and Preservation 2016-06-15

Excessive nitrogen fertilization results in nitrate accumulation leafy vegetables. Reducing the dose of mineral or using alternate fertilizers lowers accumulation; however, a critical minimum level is necessary to maintain yield and nutritional quality. The aim this study was evaluate effect two levels (100% 50%) three an amino acid solution (0, 0.3, 0.9%) nutrient baby lettuce cultivars (green red) grown floating system. Nitrogen reduction did not affect (12.9–13.4 11.0–11.3 g/plant,...

10.3390/agronomy10070922 article EN cc-by Agronomy 2020-06-27

In order to study the effects of emerging climate change on cultivation broccoli (Brassica oleraceae var. italica Plenck), transplants three F1 hybrids (‘Cigno’, ‘Principe’, and ‘Domino’ F1) were transplanted successive dates (7 June, 30 4 August) at Experimental Farm Aristotle University Thessaloniki, Greece. The last planting date (4 corresponds most common establishment time for crop in area, while other two correspond periods with higher temperatures. number leaves per plant was recorded...

10.3390/horticulturae11020187 article EN cc-by Horticulturae 2025-02-09

The objective of this study was to evaluate the feasibility using visible, near-infrared and short-wave infrared (VIS/NIR/SWIR) spectroscopy coupled with chemometrics for non-destructive prediction nutritional components in Galia-type melon fruit. A total 175 fully ripened melons were analyzed soluble solids content (SSC), dry matter (DM), pH, titratable acidity (TA) partial least squares regression (PLSR), principal (PCR), multilinear (MLR) models. Reflectance spectra captured at three...

10.20944/preprints202504.2079.v1 preprint EN 2025-04-24

Pepper fruit (Capsicum annuumL.) is one of the best sources carotenoids, carbohydrates, flavonoids, phenols, and antioxidant activity important in human diet. The levels bioactive compounds are variable may be affected by cultivar, maturity stage, boron concentration soil solution. A greenhouse experiment was conducted with pepper cultivars Solario, Osho, Odysseo, Arlequin treated 5 concentrations (0.5, 1, 2.5, 5, 10 mg B L-1) for 70 days. Fruits were sampled at 40 days total (FRAP, DPPH)...

10.3906/tar-1708-31 article EN TURKISH JOURNAL OF AGRICULTURE AND FORESTRY 2018-08-07

Enzymatic browning is a serious quality limitation for fresh-cut potato ( Solanum tuberosum L.) that has been successfully controlled by heat treatment in other commodities. The use of brief treatments with 55 °C water (HW) applied to ‘Russet Burbank’ tubers 10, 20, 30, or 40 min before cutting was evaluated potential implementation control tissue browning. After treatment, were held at 20 0 1 day peeling and slicing. Control not previously immersed hot water. All slices placed perforated...

10.21273/hortsci.46.9.1282 article EN HortScience 2011-09-01

Abstract Quality changes of bunched and topped radishes ( R aphanus sativus L .) during postharvest storage were investigated. Bunched radish plants, roots detached leaves stored at 5 or 10C for 9 days. Yellowing wilting the main visual quality deteriorations in radishes. Leaf detachment reduced respiration ethylene production rates weight loss roots, resulted lower ascorbic acid, antioxidant capacity phenolic content especially 10C. Root color did not change storage, with without leaf...

10.1111/jfq.12082 article EN Journal of Food Quality 2014-03-20

Abstract BACKGROUND Nutritional quality in bell pepper is related to the ripening stage of fruit at harvest and postharvest storage. Its determination requires time‐consuming, tissue‐destructive, analytical laboratory techniques. The objective this study was investigate effect storage period on nutritional quality, whether it feasible develop reliable models for assessing components peppers using non‐destructive methods. dry matter, soluble solids, ascorbic acid, phenolics, chlorophylls,...

10.1002/jsfa.11375 article EN Journal of the Science of Food and Agriculture 2021-06-18

Broccoli (Brassica oleracea L. var. italica Plenck.) is nowadays one of the most important vegetable crops worldwide, with an increasing demand by market, due to its high nutritional value. Based on optimal temperature range, cultivation in temperate regions takes place from late summer spring. faces many challenges, such as profitable production throughout year, well during conditions increased temperature, induced emerging climate change, possibility introducing subtropical and tropical...

10.3390/horticulturae8111032 article EN cc-by Horticulturae 2022-11-04

The efficacy of several proprietary plastic pallet cover systems to maintain strawberry ( Fragaria ×ananassa ) fruit quality during commercial shipment was determined. ‘Albion’ were harvested from farms near Watsonville, CA. Fruit in vented clamshells palletized and forced-air cooled 33–35 °F. Different (CO 2 West, PEAK fresh , PrimePro, Tectrol) placed over the pallets. Pads that released carbon dioxide gas inside CO West cover. Tectrol sealed base, a partial vacuum applied, pressurized...

10.21273/horttech.22.4.493 article EN HortTechnology 2012-08-01

The present study investigated the potential of fresh peppermint (Mentha × piperita L.) and spearmint (Menthaspicata production on a floating raft system combined with commercial protein hydrolysate supplement (Amino16®) in nutrient solution aiming to improve plant product quality. Three levels (0, 0.25 0.50%) were added solution, plants harvested after twenty-four days. Plant growth characteristics recorded, nutritional, essential oil polyphenolic composition determined tissue. addition...

10.3390/agronomy11020317 article EN cc-by Agronomy 2021-02-11
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