1. Indolyl-3-acetic acid in cap and apex of maize roots: Identification and quantification by mass fragmentography

   • Laurent Rivier
   • Paul-Emile Pilet

   OriginalPaper Pages: 107 - 112

2. Changes in specific radioactivities of corn-leaf metabolites during photosynthesis in ¹⁴CO₂ and ¹²CO₂ at normal and low oxygen

   • J. D. Mahon
   • H. Fock
   • D. T. Canvin

   OriginalPaper Pages: 113 - 123

3. Changes in specific radioactivities of sunflower leaf metabolites during photosynthesis in ¹⁴CO₂ and ¹²CO₂ at normal and low oxygen

   • J. D. Mahon
   • H. Fock
   • D. T. Canvin

   OriginalPaper Pages: 125 - 134

4. Wachstum und Synchronisierung der Alge Bumilleriopsis filiformis vischer (Xanthophyceae)

   • Manfred Hesse

   OriginalPaper Pages: 135 - 146

5. Separation and characterization of two inorganic pyrophosphatases from spinach leaves

   • B. Klemme
   • G. Jacobi

   OriginalPaper Pages: 147 - 153

6. Der Einfluß von Stärke auf die Aktivität der Pyrophosphatase aus isolierten Chloroplasten

   • Brigitte Klemme
   • Günter Jacobi

   OriginalPaper Pages: 155 - 162

7. Abscission in Phaseolus vulgaris the positional differentiation and ethylene-induced expansion growth of specialised cells

   • M. Wright
   • Daphne J. Osborne

   OriginalPaper Pages: 163 - 170

8. Les critères nucléaires d'une dormance vraie et totale dans le point végétatif du Fraxinus excelsior L.

   • Alain Cottignies

   OriginalPaper Pages: 171 - 179

9. Rubulose diphosphate carboxylase synthesis in Chlamydomonas reinhardii: Inhibition by chloramphenicol and stimulation by cycloheximide

   • Alice L. Givan

   OriginalPaper Pages: 181 - 188

10. Membranpotential von Chlorella fusca in Abhängigkeit von pH-Wert, Temperatur und Belichtung

    • G. Langmüller
    • H. Springer-Lederer

    OriginalPaper Pages: 189 - 196

11. Effects of N⁶-benzyladenine on the rate of turnover of [³H]GA₂₀ by shoots of dwarf Pisum sativum

    • I. D. Railton

    OriginalPaper Pages: 197 - 200

12. Isolation of nuclei from rice tissue grown in suspension culture

    • A. App
    • R. R. Granados

    Short Communication Pages: 201 - 205

13. Änderungen im Enzymmuster ergrünender Kalluskulturen von Nicotiana tabacum var. “Samsun”

    • Peter Koth

    Short Communication Pages: 207 - 211

14. Accelerated endogenous growth in Avena coleoptile segments

    • M. G. Cline
    • M. Edgerton
    • M. M. Rehm

    Short Communication Pages: 213 - 214