Dr. Ulrike Praeger
Articles in peer reviewed journals [28 Results]
- Linke, M.; Praeger, U.; Neuwald, D.; Geyer, M. (2023): Measurement of Water Vapor Condensation on Apple Surfaces during Controlled Atmosphere Storage. Sensors. (3): p. 1739. Online: https://doi.org/10.3390/s23031739
- Hoffmann, T.; Mahajan, P.; Praeger, U.; Geyer, M.; Sturm, B.; Linke, M. (2023): Small Peltier element to detect real-time heat flux between apple and environment during postharvest storage. Computers and Electronics in Agriculture. (October 2023): p. 108247. Online: https://doi.org/10.1016/j.compag.2023.108247
- Hassenberg, K.; Herppich, W.; Praeger, U. (2021): Effect of chlorine dioxide treatment on human pathogens on iceberg lettuce. Foods. (3): p. 574. Online: https://doi.org/10.3390/foods10030574
- Linke, M.; Praeger, U.; Mahajan, P.; Geyer, M. (2021): Water vapour condensation on the surface of bulky fruit: Some basics and a simple measurement method. Journal of Food Engineering. (October 2021): p. 110661. Online: https://doi.org/10.1016/j.jfoodeng.2021.110661
- Praeger, U.; Jedermann, R.; Sellwig, M.; Neuwald, D.; Truppel, I.; Scaar, H.; Hartgenbusch, N.; Geyer, M. (2021): Influence of room layout on airflow distribution in an industrial fruit store. International Journal of Refrigeration. (Nov.): p. 714-722. Online: https://doi.org/10.1016/j.ijrefrig.2021.06.016
- Praeger, U.; Jedermann, R.; Sellwig, M.; Neuwald, D.; Hartgenbusch, N.; Borysov, M.; Truppel, I.; Scaar, H.; Geyer, M. (2020): Airflow distribution in an apple storage room. Journal of Food Engineering. (March): p. 109746. Online: https://doi.org/10.1016/j.jfoodeng.2019.109746
- Mahajan, P.; Pathak, N.; Grossi Bovi Karatay, G.; Ntsoane, L.; Jalali, A.; Keshri, N.; Rux, G.; Praeger, U.; Geyer, M. (2020): Recent advances on packaging and storage technologies for the preservation of fresh produce. Reference Module in Food Science. : p. 1-21. Online: https://doi.org/10.1016/B978-0-08-100596-5.23040-0
- Praeger, U.; Neuwald, D.; Sellwig, M.; Jedermann, R.; Truppel, I.; Scaar, H.; Geyer, M. (2020): Luftströmung in Großkistenlagern für Obst und Gemüse. Kälte Klima Aktuell. (Großkälte 2020): p. 28-33. Online: https://www.kka-online.info/artikel/kka_Luftstroemung_in_Grosskisten-_lagern_fuer_Obst_und_Gemuese_3528695.html
- Praeger, U.; Scaar, H.; Truppel, I.; Gottschalk, K.; Geyer, M. (2019): Neuer Datenlogger zur Messung von Luftströmungen im Lager. Kartoffelbau. (4): p. 41-45.
- Geyer, M.; Praeger, U.; Truppel, I.; Scaar, H.; Neuwald, D.; Jedermann, R.; Gottschalk, K. (2018): Measuring device for air speed in macroporous media and its application inside apple storage bins. Sensors. (2 / 576): p. 1-13. Online: http://dx.doi.org/10.3390/s18020576
Monographs by authorship [1 result]
Monographs by editorship [1 result]
Bookchapters and proceedings [16 Results]
- Praeger, U.; Linke, M.; Neuwald, D.; Geyer, M. (2023): Water vapour condensation periods on fruit surfaces during CA storage of apples. In: Teixeira, G.; Charles, F.(eds.): XXXI International Horticultural Congress (IHC2022): International Symposium on Postharvest Technologies to Reduce Food Losses. 31th International Horticultural Congress (IHC 2022). ISHS, Angers, France, (0567-7572; 2406-6168; 978-94-62613-63-8), p. 63-70. Online: https://doi.org/10.17660/ActaHortic.2023.1364.8
- Praeger, U. (2022): Trocknung, Lagerung, Aufbereitung. In: Laber, H.; Ziegler, J.; Kreiselmaier, J.; Dunker, M.(eds.): Speisezwiebeln. Sorten, Anbau, Lagerung, Vermarktung. . ERLING Verlag, Clenze, (978-3-86263-167-4), p. 183-198. Online: https://www.erling-verlag.com/product/speisezwiebeln/
- Praeger, U.; Linke, M.; Neuwald, D.; Geyer, M. (2021): Water condensation on fruit surfaces during apple storage. In: Wünsche, J.; Milyaev, A.(eds.): IV International Symposium on Horticulture in Europe - SHE2021. IV International Symposium on Horticulture in Europe (SHE2021). ISHS, Stuttgart, p. 591-596. Online: https://www.actahort.org/books/1327/1327_78.htm
- Praeger, U.; Sellwig, M.; Neuwald, D.; Jedermann, R.; Handschuh, R.; Mayer, I.; Wirth, R.; Geyer, M. (2019): Luftströmung in Kühllagern für Obst. In: Deutsche Kälte- und Klimatagung 2019, 20. - 22.11.2019, Ulm. DKV-Tagung 2019 (Deutscher Kälte- und Klimatechnischer Verein e.V.). DKV, Hannover, (ISBN 978-3-932715-52-5), p. 1-10. Online: file:///C:/Users/Familie/AppData/Local/Packages/Microsoft.MicrosoftEdge_8wekyb3d8bbwe/TempState/Downloads/2019_DKV_Kurzfassungsheft_Tagung_Ulm%20(1).pdf
- Jedermann, R.; Praeger, U.; Geyer, M.; Lang, W. (2019): Temperature deviations during transport as a cause for food losses. In: Yahia, E.(eds.): Preventing food losses and waste to achieve food security and sustainability. . Burleigh Dodds, Sawston, UK, (13-9781786763006), p. 301-339. Online: https://shop.bdspublishing.com/store/bds/detail/product/3-190-9781838799342
- Jedermann, R.; Hartgenbusch, N.; Borysov, M.; Llody, C.; Praeger, U.; Spuler, M.; Lang, W. (2016): Spatial profiling of airflow conditions in cold storage warehouses by wireless anemometers. In: Herbert, U.; Kreyenschmidt, J.(eds.): Proceedings of the. 6th International Cold Chain Management Conference. Universität, Bonn, (ISBN-978-3-9812345-2-7), p. 93-98.
- Praeger, U.; Scaar, H.; Jedermann, R.; Neuwald, D.; König, M.; Geyer, M. (2016): Airflow conditions in apple bins and a commercial apple cold store. In: Herbert, U.; Kreyenschmidt, J.(eds.): Proceedings of the. 6th International Cold Chain Management Conference. Universität, Bonn, (ISBN-978-3-9812345-2-7), p. 99-104.
- Jedermann, R.; Praeger, U.; Geyer, M.; Moehrke, A.; Lang, W. (2015): The intelligent container for banana transport supervision and ripening. In: Terry, L.; Cools, K.; Alamar, M.(eds.): Tagungsband. VI International Postharvest Conference Managing Quality in Chains (MQUIC 2013). p. 213-220.
- Jedermann, R.; Dannies, A.; Moehrke, A.; Praeger, U.; Geyer, M.; Lang, W. (2013): Supervision of transport and ripening of bananas by the Intelligent Container. In: Proceedings. 5th International Workshop - Cold Chain Management. University Bonn, Bonn, p. 1-8. Online: http://ccm.ytally.com/fileadmin/user_upload/downloads/publications_5th_workshop/Jedermann_paper.pdf
- Praeger, U.; Linke, M.; Jedermann, R.; Moehrke, A.; Geyer, M. (2013): Effect of storage climate on green-life duration of bananas. In: Proceedings. 5th International Workshop - Cold Chain Management. University Bonn, Bonn, p. 1-7. Online: http://ccm.ytally.com/fileadmin/user_upload/downloads/publications_5th_workshop/Praeger_paper.pdf
Orals and posters [35 Results]
- Hoffmann, T.; Praeger, U.; Mahajan, P.; Geyer, M.; Jedermann, R.; Linke, M. (2023): Peltier element for real-time heat flow measurement between fresh produce and surrounding air during postharvest storage.
- Hoffmann, T.; Praeger, U.; Mahajan, P.; Geyer, M.; Jedermann, R.; Linke, M. (2023): Real-time monitoring of heat transfer in horticultural supply chain.
- Hoffmann, T.; Praeger, U.; Sturm, B.; Mahajan, P. (2023): Impact of Air Velocity on the Cooling Process of Apple: Thermal and Energy Efficiency Analysis.
- Geyer, M.; Praeger, U. (2022): Climate control during long-term storage of fruit and vegetables.
- Praeger, U.; Linke, M.; Neuwald, D.; Geyer, M. (2021): Water con.ation on fruit surfaces during apple storage.
- Praeger, U.; Scaar, H.; Reck-Heinrich, R.; Truppel, I.; Geyer, M. (2019): Optimieren von Kunststoffgroßkisten für gleichmäßige Luftgeschwindigkeitsverteilung in Obstlagern.
- Neuwald, D.; Sellwig, M.; Geyer, M.; Praeger, U.; Thewes, F.; Brackmann, A.; Wünsche, J. (2019): Less energy is more in apple storage facilities - minimizing fruit losses and maximizing pack-out.
- Geyer, M.; Neuwald, D.; Sellwig, M.; Jedermann, R.; Scaar, H.; Truppel, I.; Praeger, U. (2019): Airflow distribution and management in an apple storage room.
- Praeger, U.; Sellwig, M.; Neuwald, D.; Jedermann, R.; Handschuh, R.; Mayer, I.; Wirth, R.; Geyer, M. (2019): Luftströmung in Kühllagern für Obst.
- Praeger, U.; Sellwig, M.; Neuwald, D.; Scaar, H.; Jedermann, R.; Geyer, M. (2018): Airflow management in an apple CA storage room.
Others [10 Results]
- Sellwig, M.; Praeger, U.; Geyer, M.; Neuwald, D. (2018): So sparen Sie (teure) Energie bei der Kernobstlagerung ein (Teil 1). Besseres Obst. p. 16-20.
- Sellwig, M.; Scaar, H.; Praeger, U.; Geyer, M.; Neuwald, D. (2018): So sparen Sie (teure) Energie bei der Kernobstlagerung ein (Teil 2: Raumgestaltung, Stapelplan und Luftkühlerposition). Besseres Obst. p. 10-14.
- Geyer, M.; Truppel, I.; Praeger, U.; Neuwald, D.; Sellwig, M.; Jedermann, R. (2018): Das Projekt COOL. Obstbau. p. 511-513.
- Praeger, U. (2014): Nachricht aus dem Container. Fruchthandel Magazin. p. 16-18.
- Praeger, U.; Geyer, M.; Surdilovic, J.; Truppel, I.; Riske, D.; Heeren, S.; Flick, G. (2011): Mechanische Belastungen beim Roden von Kartoffeln. Kartoffelbau. p. 28-31.
- Geyer, M.; Praeger, U. (2010): Erntetechnik im Gemüsebau (2). Gemüse. p. 29-30.
- Praeger, U.; Geyer, M. (2010): Was passiert mit Gemüseprodukten nach der Ernte?. Gemüse. p. 31-32.
- Praeger, U.; Geyer, M. (2010): Verfahren der Gemüselagerung. Gemüse. p. 29-30.
- Praeger, U.; Geyer, M. (2010): Methoden der Vorkühlung von Gemüse. Gemüse. p. 27-28.
- Geyer, M.; Praeger, U. (2009): Erntetechnik im Gemüsebau (1). Gemüse. p. 33-34.