1. The effect of industrial pollution on Zinc, Cadmium and Copper concentration in the xylem rings of Scot's pine (Pinus sylvestris L.) and in the soil

   • Zenon Lukaszewski
   • Ryszard Siwecki
   • Wlodzimierz Zembrzuski1

   OriginalPaper Pages: 1 - 6

2. Transport processes in stimulated and non-stimulated leaves of Mimosa pudica

   • Jörg Fromm
   • Walter Eschrich

   OriginalPaper Pages: 7 - 17

3. Transport processes in stimulated and non-stimulated leaves of Mimosa pudica

   • Jörg Fromm
   • Walter Eschrich

   OriginalPaper Pages: 18 - 24

4. The effect of vessel element structure on element conductivity

   • A. J. Bolton
   • D. J. Robson

   OriginalPaper Pages: 25 - 31

5. Adventitious bud development in embryonic tissue of Pinus caribaea and Pseudotsuga menziesii

   • David I. Skidmore

   OriginalPaper Pages: 32 - 38

6. Cytokinin activity in Citrus jambhiri Lush. seedlings colonized by vesicular-arbuscular mycorrhizal fungi

   • R. K. Dixon
   • H. E. Garrett
   • G. S. Cox

   OriginalPaper Pages: 39 - 44

7. Influence of various factors on quantitative composition of leaf monoterpenes of Picea abies (L.) Karst

   • Lydia Merk
   • Martina Kloos
   • H. Ziegler

   OriginalPaper Pages: 45 - 51

8. The seasonal variation of 20 elements in 1st and 2nd year needles of Norway spruce, Picea abies (L.) Karst

   • A. Wyttenbach
   • L. Tobler

   OriginalPaper Pages: 52 - 64