1. Acta physiologiae plantarum 2004

   • Przemysław Wojtaszek
   • Jan Rybczyński
   • Grzegorz Marszałkowski

   Editorial Pages: 3 - 4

2. Relationships between ACC synthase isozymes calculated using phenetic data. The catalytical and evolutionary aspects

   • Małgorzata Jakubowicz
   • Andrzej Pacak

   OriginalPaper Pages: 5 - 27

3. Effect of copper excess on superoxide dismutase, catalase, and peroxidase activities in sunflower seedlings (Helianthus annuus L.)

   • Hager Jouili
   • Ezzeddine El Ferjani

   OriginalPaper Pages: 29 - 35

4. Light-enhanced dark respiration in leaves and mesophyll protoplasts of pea in relation to photorespiration, respiration and some metabolites content

   • Eugeniusz Parys
   • Elżbieta Romanowska
   • Maria Siedlecka

   OriginalPaper Pages: 37 - 46

5. Relative importance of maltose and sucrose supplied during a 2-step potato microtuberization process

   • Kab Seog Yoon
   • David W. M. Leung

   OriginalPaper Pages: 47 - 52

6. Plantlets from encapsulated meristems of Gentiana pneumonanthe L.

   • Anna Bach
   • Bo ena Pawłowska
   • Małgorzata Malik

   OriginalPaper Pages: 53 - 57

7. Somatic embryogenesis and plant regeneration through leaf culture in Arachis glabrata (Leguminosae)

   • María Laura Vidoz
   • Hebe Yolanda Rey
   • Luis Amado Mroginski

   OriginalPaper Pages: 59 - 66

8. Water-deficit-induced changes in cytoskeleton-bound and other polysomal populations in embryonic tissue during triticale caryopsis germination

   • Monika Kosowska
   • Ewa Fr czek
   • Stanisław Weidner

   OriginalPaper Pages: 67 - 74

9. Two-dimensional leaf isozyme patterns of Aegilops kotschyi ’ Secale cereale amphiploids

   • Andrzej Kalinowski
   • Barbara Wojciechowska

   OriginalPaper Pages: 75 - 84

10. Elevated oxalate oxidase activity is correlated with Al-induced plasma membrane injury and root growth inhibition in young barley roots

    • Ladislav Tamás
    • Marta Šimonovi ová
    • Igor Mistrík

    OriginalPaper Pages: 85 - 93

11. b-D-glucosidase activity in pelargonium and poinsettia leaves infected by Botrytis cinerea Pers. ex Fr.

    • Beata Kułek
    • Jolanta Floryszak-Wieczorek
    • Hanna Jackowiak

    OriginalPaper Pages: 95 - 102

12. Heat sensitivity of Rubisco, Rubisco activase and Rubisco binding protein in higher plants

    • Klimentina Demirevska-Kepova
    • Urs Feller

    Review Pages: 103 - 114