1. The root cap and control of root elongation in Zea mays L. seedlings exposed to white light

   • Henry Wilkins
   • R. L. Wain

   OriginalPaper Pages: 1 - 8

2. On the formation of glycolate in photosynthesizing Chlorella using a new gas-liquid chromatography method

   • H. Fock
   • G. C. Bate
   • K. Egle

   OriginalPaper Pages: 9 - 16

3. Late-formed metaphloem sieve-elements in Zea mays L.

   • Michael A. Walsh

   OriginalPaper Pages: 17 - 25

4. Die Bedeutung der Epidermis für lichtund temperaturinduzierte Phasenverschiebungen circadianer Laubblattbewegungen

   • G. Junker
   • W. Mayer

   OriginalPaper Pages: 27 - 37

5. Control of synthesis de novo of ascorbate oxidase in the mustard seedling (Sinapis alba L.) by phytochrome

   • G. J. Acton
   • H. Drumm
   • H. Mohr

   OriginalPaper Pages: 39 - 50

6. Ethylene and buoyancy control rachis elongation of the semi-aquatic fern Regnillidium diphyllum

   • Alan Musgrave
   • John Walters

   OriginalPaper Pages: 51 - 56

7. Variation and metabolism of abscisic acid in pea seedlings during and after water stress

   • K. Dörffling
   • Bärbel Šonka
   • D. Tietz

   OriginalPaper Pages: 57 - 66

8. The role of gibberellic acid in the hydrolysis of endosperm reserves in Zea mays

   • B. M. R. Harvey
   • Ann Oaks

   OriginalPaper Pages: 67 - 74

9. [³H]Thymidin-Einbau und DNA-Synthese bei Funaria hygrometrica

   • Bernd Knoop

   OriginalPaper Pages: 75 - 80

10. The effect of pretreatment temperature on the exudation of xylem sap by detached barley root systems

    • D. T. Clarkson
    • M. G. T. Shone
    • A. V. Wood

    OriginalPaper Pages: 81 - 92

11. Bud formation in Funaria hygrometrica: A comparison of the activities of three cytokinins with their ribosides

    • Bruce D. Whitaker
    • Hans Kende

    Short Communication Pages: 93 - 96