1. Structure and function of the microtubular cytoskeleton during pollen development in Gasteria verrucosa (Mill.) H. Duval

   • A. A. M. Van Lammeren
   • C. J. Keijzer
   • H. Kieft

   OriginalPaper Pages: 1 - 11

2. Chlorophyll biosynthesis from glutamate or 5-aminolevulinate in intact Euglena chloroplasts

   • B. Gomez-Silva
   • M. P. Timko
   • J. A. Schiff

   OriginalPaper Pages: 12 - 22

3. Concanavalin A is synthesized as a glycoprotein precursor

   • E. M. Herman
   • L. M. Shannon
   • M. J. Chrispeels

   OriginalPaper Pages: 23 - 29

4. Phytochrome-mediated polarotropism of Adiantum capillus-veneris L. protonemata as analyzed by microbeam irradiation with polarized light

   • A. Kadota
   • M. Wada
   • M. Furuya

   OriginalPaper Pages: 30 - 36

5. Phosphorylation of chloroplast membrane proteins partially protects against photoinhibition

   • P. Horton
   • P. Lee

   OriginalPaper Pages: 37 - 42

6. Blue- and red-light action in photoorientation of chloroplasts in Adiantum protonemata

   • H. Yatsuhashi
   • A. Kadota
   • M. Wada

   OriginalPaper Pages: 43 - 50

7. Larger adenylate energy charge and ATP/ADP ratios in aerenchymatous roots of Zea mays in anaerobic media as a consequence of improved internal oxygen transport

   • M. C. Drew
   • P. H. Saglio
   • A. Pradet

   OriginalPaper Pages: 51 - 58

8. Reactivity of glyoxylate with hydrogen perioxide and simulation of the glycolate pathway of C₃ plants and Euglena

   • A. Yokota
   • S. Kitaoka
   • A. Wadano

   OriginalPaper Pages: 59 - 67

9. β-D-glucan-hydrolase activities in pure cell-wall-enriched fractions from Valerianella olitoria cells

   • Y. Lienart
   • F. Barnoud

   OriginalPaper Pages: 68 - 75

10. Influence of external factors on callose and cellulose synthesis during incubation in vitro of intact cotton fibres with [¹⁴C]sucrose

    • Ch. Pillonel
    • H. Meier

    OriginalPaper Pages: 76 - 84

11. Nitrite reduction in barley-root plastids: Dependence on NADPH coupled with glucose-6-phosphate and 6-phosphogluconate dehydrogenases, and possible involvement of an electron carrier and a diaphorase

    • Y. Oji
    • M. Watanabe
    • S. Okamoto

    OriginalPaper Pages: 85 - 90

12. Validation of a radioimmunoassay for (+)-abscisic acid in extracts of apple and sweet-pepper tissue using high-pressure liquid chromatography and combined gas chromatography-mass spectrometry

    • P. H. Rosher
    • H. G. Jones
    • P. Hedden

    OriginalPaper Pages: 91 - 99

13. Biosynthesis of glycoproteins involved in the pollen-stigma interaction of incompatibility in developing flowers of Brassica oleracea L.

    • J. B. Nasrallah
    • R. C. Doney
    • M. E. Nasrallah

    OriginalPaper Pages: 100 - 107

14. Conversion of [¹⁴C]gibberellin A₁₂-aldehyde to C₁₉- and C₂₀-gibberellins in a cell-free system from immature seed of Phaseolus coccineus L.

    • C. G. N. Turnbull
    • A. Crozier
    • J. E. Graebe

    OriginalPaper Pages: 108 - 113

15. Monoclonal antibodies to a higher-plant nitrate reductase: Differential inhibition of enzyme activities

    • B. A. Notton
    • R. J. Fido
    • G. Galfre

    OriginalPaper Pages: 114 - 119

16. Cell size and chloroplast size in relation to chloroplast replication in light-grown wheat leaves

    • J. R. Ellis
    • R. M. Leech

    OriginalPaper Pages: 120 - 125

17. Manipulation, by nutrient limitation, of the biosynthetic activity of immobilized cells of Capsicum frutescens Mill. cv. annuum

    • K. Lindsey

    OriginalPaper Pages: 126 - 133

18. Distribution and redistribution of extension growth along vertical and horizontal gravireacting maize roots

    • P. W. Barlow
    • E. L. Rathfelder

    OriginalPaper Pages: 134 - 141

19. Androgenesis in Citrus aurantifolia (Christm.) swingle

    • H. C. Chaturvedi
    • A. K. Sharma

    Short Communication Pages: 142 - 144

20. Units, symbols, abbreviations

    Legacy Pages: 145 - 149