1. The isolation of barley-aleurone protoplasts

   • Lincoln Taiz
   • Russell L. Jones

   OriginalPaper Pages: 95 - 100

2. Einfluß des Stoffwechsels auf die Pigmentzusammensetzung in alternden Kulturen von Euglena gracilis

   • U. Schwenker

   OriginalPaper Pages: 101 - 116

3. Das Wirkungsspektrum der lichtabhängigen Zonierung der Koremien von zwei Mutanten von Penicillium claviforme Bainier

   • Abdul Ghani Faraj Salman

   OriginalPaper Pages: 117 - 121

4. Sucrose suppression of chlorophyll synthesis in carrot tissue cultures: The role of invertase

   • J. Edelman
   • A. D. Hanson

   OriginalPaper Pages: 122 - 132

5. Unidirectional movement of tracers along the stolon of Saxifraga sarmentosa

   • F. A. Qureshi
   • D. C. Spanner

   OriginalPaper Pages: 133 - 146

6. Effects of abscisic acid on potassium uptake and starch content of stomatal guard cells

   • T. A. Mansfield
   • Ruth J. Jones

   OriginalPaper Pages: 147 - 158

7. Über den Nachweis eines Neurohormones beim Laubmooscallus und seine Beeinflussung durch das Phytochrom

   • Elmar Hartmann

   OriginalPaper Pages: 159 - 165

8. Effects of temperature on accumulation of starch or lipid in chloroplasts of grapevine

   • M. S. Buttrose
   • C. R. Hale

   Short Communication Pages: 166 - 170

9. Pyridine nucleotide transhydrogenase from Chlorella

   • R. Chopowick
   • G. F. Israelstam

   Short Communication Pages: 171 - 173

10. Changes in the capacity for protein-synthesis in embryonic axes of hazel fruits during the breaking of dormancy by GA₃

    • B. C. Jarvis
    • C. Hunter

    Short Communication Pages: 174 - 179

11. The presence of microbodies in three strains of Chlorella

    • Mahasin S. Gergis

    Short Communication Pages: 180 - 184

12. Phytochrome-mediated bud development in Pisum sativum

    • A. K. Khudairi
    • A. T. Johnnykutty
    • S. Agarwal

    Short Communication Pages: 185 - 188