Wyświetlanie pozycji 1-2 z 2

    • Effect of Solvent Polarity on the Efficiency of Ultrasound-assisted Extraction of Polyphenols From Apple Pomace 

      Kobus, Zbigniew; Wilczyński, Kamil; Nadulski, Rafał; Rydzak, Leszek; Guz, Tomasz (Dept. of Mach. Exploit. and Management of Prod. Processes, ULS in Lublin, Poland, 2017-11)
      In this paper influence of solvent polarity on the efficiency of ultrasound-assisted extraction of polyphenols from apple pomace was studied. In the experiment, three solvents were used: water, 60% ethanol and 96% ethanol. ...
    • Evaluation of Streif’s Index Values During Maturation of Two Apple Cultivars 

      Guz, Tomasz; Kobus, Zbigniew; Nadulski, Rafał; Rydzak, Leszek (Dept. of Mach. Exploit. and Management of Prod. Processes, ULS in Lublin, Poland, 2017-11)
      The paper presents the results of Streif’s Index (SI) expression by new method of harvest date optimization, based on calculation one of its components - starch index (S), by image analysis. Harvest date prediction is a ...