Acta Phytopathologica et Entomoligica 30. (1995)
1-2. szám
Involvement of stress related and cell cycle genes in transition from somatic to embryogénie cells of alfalfa Mária Deák, Márta Sutus, J. Györgyey and D. Dudits................................................................. 119 SHORT COMMUNICATIONS Regulation of freezing tolerance by abscisic acid in wheat G. Galiba, S. A. Quarrie, R. Tuberosa, О. Veisz and J. Sutka...................................................... 123 Acridones: A chemically new group ofprotonophores Magdolna Droppa, G. Horváth, L. Fodorpataki, A. Istókovics, Gy. Garab and W. Oettmeier.... 125 Effects of heavy metal induced stress on the photosynthctic membrane characteristics G. Horváth, Magdolna Droppa, L. I. Horváth and B. Szalontai................................................... 127 Recovery of photosynthetic activity of the drought resistant plant, Xerophyta scabrida L. Fodorpataki, Magdolna Droppa, G. Horváth and Z. Tuba...................................................... 131