| The application of PEF technology in food processing and human nutrition K Nowosad, M Sujka, U Pankiewicz, R Kowalski Journal of Food Science and Technology 58, 397-411, 2021 | 141 | 2021 |
| Antibacterial and antimutagenic activity of extracts aboveground parts of three Solidago species: Solidago virgaurea L., Solidago canadensis L. and Solidago gigantea Ait B Kołodziej, R Kowalski, B Kędzia Journal of Medicinal Plants Research 5 (31), 6770-6779, 2011 | 109 | 2011 |
| Studies of selected plant raw materials as alternative sources of triterpenes of oleanolic and ursolic acid types R Kowalski Journal of Agricultural and Food chemistry 55 (3), 656-662, 2007 | 97 | 2007 |
| Essential oil composition of sweet basil cultivars as affected by nitrogen and potassium fertilization R Nurzynska-Wierdak, B Borowski, K Dzida, G Zawislak, R Kowalski Turkish Journal of Agriculture and Forestry 37 (4), 427-436, 2013 | 85 | 2013 |
| Effect of ultrasound‐assisted maceration on the quality of oil from the leaves of thyme Thymus vulgaris L. R Kowalski, J Wawrzykowski Flavour and fragrance journal 24 (2), 69-74, 2009 | 77 | 2009 |
| Influence of dietary fibre on gluten proteins structure–a study on model flour with application of FT‐Raman spectroscopy A Nawrocka, M Szymańska‐Chargot, A Miś, AA Ptaszyńska, R Kowalski, ... Journal of Raman Spectroscopy 46 (3), 309-316, 2015 | 70 | 2015 |
| Antibacterial Activity of Silphium perfoliatum. Extracts R Kowalski, B Kędzia Pharmaceutical Biology 45 (6), 494-500, 2007 | 70 | 2007 |
| Raman studies of gluten proteins aggregation induced by dietary fibres A Nawrocka, M Szymańska-Chargot, A Miś, R Kowalski, WI Gruszecki Food chemistry 194, 86-94, 2016 | 68 | 2016 |
| GC analysis of changes in the fatty acid composition of sunflower and olive oils heated with quercetin, caffeic acid, protocatechuic acid, and butylated hydroxyanisole R Kowalski Acta chromatographica 18, 15, 2007 | 59 | 2007 |
| Evaluation of phenolic acid content in Silphium perfoliatum L. leaves, inflorescences and rhizomes R Kowalski, T Wolski Electronic Journal of Polish Agricultural Universities 6 (1), 2003 | 58 | 2003 |
| Essential oils analysis in dried materials and granulates obtained from Thymus vulgaris L., Salvia officinalis L., Mentha piperita L. and Chamomilla recutita L. R Kowalski, J Wawrzykowski Flavour and Fragrance Journal 24 (1), 31-35, 2009 | 55 | 2009 |
| Determination of the level of selected elements in canned meat and fish and risk assessment for consumer health G Kowalska, U Pankiewicz, R Kowalski Journal of Analytical Methods in Chemistry 2020, 2020 | 53 | 2020 |
| Changes in the chemical composition of the essential oil of sweet basil (Ocimum basilicum L.) depending on the plant growth stage R Nurzyńska-Wierdak, A Bogucka-Kocka, R Kowalski, B Borowski Chemija 23 (3), 216-222, 2012 | 51 | 2012 |
| Evaluation of chemical composition of some Silphium L. species seeds as alternative foodstuff raw materials. R Kowalski, J Wierciński | 50 | 2004 |
| Evaluation of the chemical composition of essential oils with respect to the maturity of flower heads of Arnica montana L. and Arnica chamissonis Less. cultivated for industry R Kowalski, D Sugier, P Sugier, B Kołodziej Industrial Crops and Products 76, 857-865, 2015 | 46 | 2015 |
| TLC and HPLC Analysis of the Phenolic Acids in Silphium perfoliatum L. Leaves, Inflorescences and Rhizomes R Kowalski, T Wolski JPC–Journal of Planar Chromatography–Modern TLC 16, 230-236, 2003 | 46 | 2003 |
| Effect of the ultrasound-assisted preliminary maceration on the efficiency of the essential oil distillation from selected herbal raw materials R Kowalski, G Kowalska, J Jamroz, A Nawrocka, D Metyk Ultrasonics sonochemistry 24, 214-220, 2015 | 44 | 2015 |
| Essential Oil from Arnica Montana L. Achenes: Chemical Characteristics and Anticancer Activity D Sugier, P Sugier, J Jakubowicz-Gil, K Winiarczyk, R Kowalski Molecules 24 (22), 4158, 2019 | 43 | 2019 |
| The chemical composition of essential oils of Silphium perfoliatum L. R Kowalski, T Wolski Flavour and fragrance journal 20 (3), 306-310, 2005 | 42 | 2005 |
| Determination of the content of Pb, Cd, Cu, Zn in dairy products from various regions of Poland M Sujka, U Pankiewicz, R Kowalski, A Mazurek, K Ślepecka, M Góral Open chemistry 17 (1), 694-702, 2019 | 40 | 2019 |
