1. The physico-chemical basis of leaf wettability in wheat

   • A. G. Netting
   • Penny von Wettstein-Knowles

   OriginalPaper Pages: 289 - 309

2. Induction of nitrate reductase by chloramphenicol in detached cucumber cotyledons

   • J. S. Knypl

   OriginalPaper Pages: 311 - 321

3. The effects of temperature and IAA concentration on the latent period for IAA-induced rapid growth of Avena coleoptile segments

   • J. J. Philipson
   • J. R. Hillman
   • M. B. Wilkins

   OriginalPaper Pages: 323 - 329

4. Acid-induced growth and the geotropic response of the wheat node

   • Ian G. Bridges
   • M. B. Wilkins

   OriginalPaper Pages: 331 - 339

5. Light-induced chloroplast rearrangements and their action spectra as measured by absorption spectrophotometry

   • Yorinao Inoue
   • Kazuo Shibata

   OriginalPaper Pages: 341 - 358

6. Reinvestigation of apple-seed gibberellins

   • Irena Sińska
   • St. Lewak
   • J. MacMillan

   OriginalPaper Pages: 359 - 364

7. Phosphoenolpyruvat-Carboxykinase und Ribulose-1,5-Diphosphat-Carboxylase von Laminaria hyperborea (Gunn.) Fosl.: Das Verteilungsmuster der Enzymaktivitäten im Thallus

   • Manfred Weidner
   • Ursula Küppers

   OriginalPaper Pages: 365 - 372

8. Dorsiventralität der Statocyten in plagiogeotropen Seitenwurzeln von Lepidium sativum L.

   • Andreas Sievers
   • Uta Schmitz

   OriginalPaper Pages: 373 - 378