List of Articles Ultrasonic Open Access Article Abstract Page Full-Text 1 - A Comparative Study Concerned with the Effect of Different Pretreatments on Ethanol Production from Lemon Peel (Citrus latifolia) Z. Didar Y. Zanganeh Asadabadi Open Access Article Abstract Page Full-Text 2 - The Effect of Ultrasound-Assisted Osmotic Dehydration Pretreatment on the Convective Drying of Apple Slices (var.Golab) F. Shekar A. Javadi