Effect of ultralow temperature treatment of seeds on laboratory and field germination of carrots (Daucus carota subsp. sativus) - N. O. Shevchenko; T. V. Ivchenko; N. O. Bashtan; A. V. Mozgovska; T. F. Stribul; G. V. Kovalenko; O. V. Kutz (Problems of cryobiology and cryomedicine, 2020)