Ireneusz Ochmian

ORCID: 0000-0002-3606-1927
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About
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Research Areas
  • Berry genetics and cultivation research
  • Plant Physiology and Cultivation Studies
  • Horticultural and Viticultural Research
  • Phytochemicals and Antioxidant Activities
  • Fermentation and Sensory Analysis
  • Agriculture, Plant Science, Crop Management
  • Plant Growth Enhancement Techniques
  • Postharvest Quality and Shelf Life Management
  • Botany and Plant Ecology Studies
  • Flowering Plant Growth and Cultivation
  • Plant tissue culture and regeneration
  • Botanical Studies and Applications
  • Plant Pathogens and Fungal Diseases
  • Growth and nutrition in plants
  • Plant Parasitism and Resistance
  • Phytochemistry and Biological Activities
  • Microbial Metabolites in Food Biotechnology
  • Polysaccharides and Plant Cell Walls
  • Wine Industry and Tourism
  • Phytochemical and Pharmacological Studies
  • Agriculture and Biological Studies
  • Heavy Metals in Plants
  • Seed and Plant Biochemistry
  • Plant Stress Responses and Tolerance
  • Allelopathy and phytotoxic interactions

West Pomeranian University of Technology
2016-2025

Zachodniopomorskie Centrum Onkologii
2009-2022

Agricultural University Plovdiv
2016

University of Szczecin
2007-2008

Instytut Środowiska Rolniczego i Leśnego Polskiej Akademii Nauk
2004-2007

Szczecin Academy of Arts
2003-2007

The basic chemical composition, polyphenols and antioxidant capacity in 22 old apple cultivars grown Poland were determined. Fruits analyzed for contents of individual polyphenolics with the ultra-performance liquid chromatography photodiode detector-quadrupole/time-of-flight mass spectrometry (UPLC-PDA-Q/TOF–MS) method, sugar high-performance chromatography–evaporative light scattering detector (HPLC-ELSD) ABTS FRAP radical method. A total 29 bioactive compounds, including 26 polyphenolic...

10.1007/s00217-017-2989-9 article EN cc-by European Food Research and Technology 2017-10-04

The aim of study was to compare yield, fruit quality, chemical composition and fruits colour berries two blue honeysuckle(Lonicera caerulea L.) cultivars Polish bred ‘Wojtek’ ‘Brązowa’ collected at the beginning end harvest season,respectively. On average, yielded 1565 g per bush, whereas 1941 g. During ripening process, considerablechanges were found in colour. Fruits both became darker their changed from green yellow redand blue. With changes colour, considerable firmness also...

10.15835/nbha4017314 article EN cc-by Notulae Botanicae Horti Agrobotanici Cluj-Napoca 2012-05-14

The aim of this study was to accurately determine the profile polyphenols using highly sensitive LC-DAD-ESI-QTOF-MS/MS technique and in vitro antioxidant activity, ability inhibition α-amylase, α-glucoamylase, pancreatic lipase antiproliferative activity leaves, flowers, roots, stalks medical plant Sanguisorba officinalis L. results analysis morphological parts indicated presence 130 polyphenols, including 62 that were detected S. for first time. prevailing group tannins, with contents...

10.3390/ph13080191 article EN cc-by Pharmaceuticals 2020-08-12

Controlling the microorganisms employed in vinification is a critical factor for successful wine production. Novel methods aimed at lowering sulfites used stabilization are sought. UV-C irradiation has been proposed as an alternative reducing viable cell count of and grape juice. Nevertheless, treatment poses risk altering chemical properties wine. Therefore, this study to test implement iron oxide–silica core–shell nanomaterial functionalized with TiO2 white red wines. Material consisted...

10.3390/molecules30020221 article EN cc-by Molecules 2025-01-08

Polyphenols are essential bioactive compounds that contribute to the nutritional and sensory properties of grape juice wine. This study investigates impact ultrasound-assisted maceration (UAM) compared traditional (TM) techniques, under both warm cold conditions, on polyphenol content, physicochemical properties, microbial counts from Vitis vinifera L. Ultrasound-assisted significantly enhanced extraction polyphenols, including anthocyanins, flavonols, flavan-3-ols, stilbenes, within a...

10.3390/molecules30030587 article EN cc-by Molecules 2025-01-27

The research examined the influence of various rootstocks on grape yield and fruit quality across different grapevine cultivars, conducted between 2020 2022 in northwestern Poland. study covered light-colored varieties including Solaris, Muscaris, Johanniter, Hibernal, Helios, Riesling, Chardonnay, focusing organic vineyard management system. experimental setup compared yield, size clusters fruits, sugar content, acidity grapevines grafted onto three (SO4, 5BB, 125AA). findings highlighted...

10.21005/aapz2025.73.1.1 article EN Folia Pomeranae Universitatis Technologiae Stetinensis Agricultura Alimentaria Piscaria et Zootechnica 2025-03-24

Abstract The aim of this study was to compare the nutritional and use value berries grown in organic conventional systems. polyphenol content, fruit colour firmness, yeast, mould, mycotoxin contents were assessed blueberry freshly harvested stored for 8 weeks controlled conditions (CA: CO 2 -12%; O -1.5%, temperature 1.5 °C). Shannon–Wiener diversity index comparable both systems lower mould than fruit. Mycotoxins (deoxynivalenol, zearalenone) found only fruits. optimal mineral content pH...

10.1038/s41598-020-73947-8 article EN cc-by Scientific Reports 2020-10-07

The holoparasitic genus Cistanche (Orobanchaceae) has been the most widely used and well known in traditional Chinese medicine for centuries. This is first study that reports phytochemical profile of armena - an endemic species from Armenia evaluates composition biological activity relation to specific organs parasite (flowers vs stem with tuber) its interaction two host species: Alhagi maurorum (Fabaceae) Salsola dendroides (Chenopodiaceae). We identified polyphenolic compounds using...

10.1016/j.scitotenv.2020.137071 article EN cc-by The Science of The Total Environment 2020-02-06

The studies were conducted in the period of 2010-2011, Laboratory Orcharding at West Pomeranian University of Technology Szczecin, and related to bushes highbush blueberry Duke cultivar. authors examined impact foliar calcium fertlizers (Calcinit, Calcium chloride, Fruton Calcium, Folanx®Ca29 Lebosol Forte Forte) on fruit size firmness, their chemical composition, content macronutrients foliage fruits, colour. It was found that applied have varied impact attributes. sprayed with andÂ...

10.15835/nbha4028058 article EN cc-by Notulae Botanicae Horti Agrobotanici Cluj-Napoca 2012-09-24

There is a growing interest in the fruits called 'superfoods' (functional foods). These are characterized by high content of bioactive substances and taste qualities. Four cultivars Cornelian cherry were planted on rootstock or own-root. The Cornus amomum seedlings used as significantly reduced size cornelian trees. should not negatively affect quality fruit, even it would be advisable to increase their consumer value. Had varying degrees an impact macro micronutrients leaves fruit mass....

10.1016/j.scienta.2019.108588 article EN cc-by Scientia Horticulturae 2019-06-21

The study aimed to determine the suitability of agricultural lignocellulosic biomass in form vine pruning waste for particleboard production. Two variants particleboards with densities 650 kg/m3 and 550 containing a varied amount (0, 25, 50 100%) were evaluated. strength (MOR, MOE IB), thickness swelling water absorption after immersion 2 24 h tested. results revealed that affected board thickening reduced properties. Boards 50% share met minimum requirements properties specified EN 312...

10.3390/polym14122483 article EN Polymers 2022-06-18

Leaf removal is known to enhance light exposure of clusters and therefore may affect grape composition. Owing the risk decreasing quality or sunburn as a consequence improper sun exposure, it crucial determine optimum leaf techniques adequate for particular climate conditions vineyard area. Defoliation experiments on vine cv. Regent were conducted in two consecutive years (2014 2015). The effect treatment qualitative quantitative composition polyphenol compounds grapes, with reference basic...

10.3390/molecules21121688 article EN cc-by Molecules 2016-12-11

The aim of the present work was to evaluate for content phytochemicals (monophosphate nucleotides, free amino acids, polyphenols), and anti-microbiological, anti-diabetic (ability inhibit pancreatic lipase, α-glucosidase, α-amylase), antioxidant activities in seven selected fruit fractions Amelanchier alnifolia. Most analyzed this study have not been examined respect until now. monophosphate nucleotides acids were tested by ultra-performance liquid chromatography coupled with photodiode...

10.3390/antiox8090397 article EN cc-by Antioxidants 2019-09-13

The substrate and especially its reaction is the most important aspect affecting success of highbush blueberry cultivation. limited availability suitable soils forces producers to look for alternative cultivation methods. substrates can be used in a variety growing systems, including forming mound form or filling with them trenches. Both systems require different outlays set up plantation. They also create conditions plant growth.The experiment evaluated yield, chemical composition (N, P, K,...

10.1016/j.scienta.2019.108690 article EN cc-by Scientia Horticulturae 2019-08-03

Recently, the cultivation of plants combining decorative and utilitarian qualities has been gaining in popularity.These give tasty fruits high biological value.Saskatoon is little known Poland.It mainly used as an ornamental plant for its flowers leaves that change colour.The aim study was to characterise three species Amelanchier (A. alnifolia, A. ovalis, spicata).The grown Research Stations (Danowo Rajkowo), located near Szczecin, were examined with respect size colour their fruit quality;...

10.12657/denbio.070.006 article EN Dendrobiology 2013-06-12

This research was conducted in the Laboratory Orchard at Department of Horticulture, West Pomeranian University Technology Szczecin and a certified production farm specializing cultivation highbush blueberry located Szczecin. The effect conditions?organic plantation organic peat substrate (pH 3.46) conventional mineral 5.32)-on berry quality four cultivars (firmness, size, chemical composition including content compounds polyphenols) examined. Blueberry bushes were planted spacing 2.3 × 1.2...

10.3906/tar-1404-18 article EN TURKISH JOURNAL OF AGRICULTURE AND FORESTRY 2015-01-01

Abstract There is a growing public interest in fruits labeled as „superfood” (functional food). A “superfood” should have high content of bioactive substances with positive impact on human health. Seven different cultivars goji berry ( Lycium chinense Mill.) grown north-western Poland were evaluated for its physicochemical parameters, antidiabetic and antioxidant activity, polyphenol content. The length 1-year-old shoots ranged from 36 cm (‘Big Lifeberry’) to 82 (‘Korean Big’). Cultivars the...

10.2478/aucft-2020-0001 article EN cc-by-nc-nd Acta Universitatis Cibiniensis. Series E: Food Technology 2020-06-01

There is a growing interest among the public in fruit with positive impact on human health. Two goji berry cultivars (‘No. 1’ and ‘New Big’) were propagated vitro, grown an orchard then evaluated for macro- microelements harmful heavy metals (i.e., Pb, Ni, Cd). The leaves also assessed nutritional value, polyphenols antimicrobial activity of leaves. Big’ was characterized by higher content macro elements (in vitro orchard) fruit. substances below minimum value. Furthermore, neither nor...

10.3390/molecules25225314 article EN cc-by Molecules 2020-11-14
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