1. Stomatal physiology of a micropropagated CAM plant; Agave tequilana (Weber)

   • Jorge M. Santamaría
   • Jose L. Herrera
   • Manuel L. Robert

   OriginalPaper Pages: 211 - 214

2. Phloem mobility of xenobiotics: tabular review of physicochemical properties governing the output of the Kleier model

   • A. J. P. Brudenell
   • D. A. Baker
   • B. T. Grayson

   OriginalPaper Pages: 215 - 231

3. Stem elongation and floral initiation on in vitro chicory root explants: influence of photoperiod

   • M. A. C. Demeulemeester
   • A. Voet
   • M. P. de Proft

   OriginalPaper Pages: 233 - 238

4. Induction of stem elongation on in vitro chicory root explants under unfavourable photoperiodic conditions by gibberellin A₃

   • M. A. C. Demeulemeester
   • A. Voet
   • M. P. De Proft

   OriginalPaper Pages: 239 - 241

5. Effectiveness of SC2053 as a chemical hybridizing agent for winter wheat

   • Maurice Wong
   • André Blouet
   • Armand Guckert

   OriginalPaper Pages: 243 - 248

6. Glutathione reduces the inhibition of rice seedling root growth caused by cadmium

   • Sheng Lee Chen
   • Ching Huei Kao

   OriginalPaper Pages: 249 - 252

7. Protective enzymatic systems against activated oxygen species compared in normal and vitrified shoots of Prunus avium L. L. raised in vitro

   • Th. Franck
   • Cl. Kevers
   • Th. Gaspar

   OriginalPaper Pages: 253 - 256

8. Identification of gibberellin A₄ in Pisum sativum L. and the effects of applied gibberellins A₉, A₄, A₅ and A₃ on the le mutant

   • Andrew T. Poole
   • John J. Ross
   • James B. Reid

   OriginalPaper Pages: 257 - 262

9. The effects of spermidine biosynthetic inhibitor methyl bis-(guanylhydrazone) on spore germination, growth and ethylene production in Alternaria consortiale

   • E. K\cepczyńska

   OriginalPaper Pages: 263 - 266

10. Effect of kinetin and GA₃ on in vitro ovule embryo culture of Cucumis melo L.

    • Alexander Beharav
    • Yigal Cohen

    OriginalPaper Pages: 267 - 269

11. Heterosis and the metabolism of gibberellin A₂₀ in sorghum

    • Stewart B. Rood

    OriginalPaper Pages: 271 - 278

12. Polyamine changes during the development of zygotic embryos in Prunus avium

    • E. Garin
    • G. Grenier-De March
    • J. Martin-Tanguy

    OriginalPaper Pages: 279 - 286

13. Immunolocalization of abscisic acid by monoclonal antibodies in Lavandula stoechas L. leaves

    • A. Pastor
    • N. Cortadellas
    • L. Alegre

    OriginalPaper Pages: 287 - 292

14. Contribution of the wheat (Triticum aestivum L.) flag leaf to grain yield in response to plant growth regulators

    • D. Stahli
    • D. Perrissin-Fabert
    • A. Guckert

    OriginalPaper Pages: 293 - 297

15. Calcium and calmodulin inhibitor effects on the growth of carrot (Daucus carota L.) and radish (Raphanus sativus L.) in nutrient culture

    • Tudor H. Thomas

    Short Communication Pages: 299 - 303

16. Book reviews

    BookReview Pages: 305 - 308