1. Plant regeneration from tissue cultures initiated from immature inflorescences of a grass,Echinochloa colonum (L.) link

   • A. K. Tyagi
   • S. Bharal
   • N. Maheshwari

   OriginalPaper Pages: 115 - 117

2. Production of chrysanthemic acid and pyrethrins by tissue cultures ofChrysanthemum cinerariaefolium

   • Joseph S. H. Kueh
   • Ian A. MacKenzie
   • Gerald Pattenden

   OriginalPaper Pages: 118 - 119

3. Auxin-polyamine interaction with the calcium-controlled secretion of peroxidase by sugarbeet cells

   • C. Kevers
   • Th. Gaspar
   • H. Greppin

   OriginalPaper Pages: 120 - 122

4. The response ofDatura innoxia wild-type and auxotrophic cells to several enrichment agents

   • John King

   OriginalPaper Pages: 123 - 125

5. Studies on shoot regeneration of lupins (Lupinus spp.)

   • Christine Sator

   OriginalPaper Pages: 126 - 128

6. Benomyl: A broad spectrum fungicide for use in plant cell and protoplast culture

   • Randal M. Hauptmann
   • Jack M. Widholm
   • Jack D. Paxton

   OriginalPaper Pages: 129 - 132

7. Further evidence for the transformation ofVinca rosea protoplasts byAgrobacterium tumefaciens spheroplasts

   • Kazuya Okada
   • Seiichiro Hasezawa
   • Toshiyuki Nagata

   OriginalPaper Pages: 133 - 136

8. “In vitro” filbert (Corylus avellana L.) micropropagation from shoot and cotyledonary node segments

   • César Pérez
   • Roberto Rodríguez
   • Ricardo S. Tamés

   OriginalPaper Pages: 137 - 139

9. Changes of cytokinin nucleotides in an anise cell culture (Pimpinella anisum L.) during growth and embryogenesis

   • Dietrich Ernst
   • Dieter Oesterhelt

   OriginalPaper Pages: 140 - 143

10. Effect of brassinosteroid on cell division and enlargement in cultured carrot (Daucus carota L.) cells

    • Cinzia Sala
    • Francesco Sala

    OriginalPaper Pages: 144 - 147

11. Callus formation from protoplasts of culturedSpinacia oleracea cells

    • H. Nakagawa
    • H. Tanaka
    • M. Iizuka

    OriginalPaper Pages: 148 - 150

12. Phenylalanine and tyrosine accumulating cell lines of a dihaploid potato selected by resistance to 5-methyltryptophan

    • E. Jacobsen
    • R. G. F. Visser
    • J. Wijbrandi

    OriginalPaper Pages: 151 - 154

13. High plating efficiency with plant cell cultures

    • D. Bellincampi
    • N. Baduri
    • G. Morpurgo

    OriginalPaper Pages: 155 - 157

14. Effect of cinnamoyl putrescines on in vitro cell multiplication and differentiation of tobacco explants

    • Claude Martin
    • Gerhard Kunesch
    • Monique Carré

    OriginalPaper Pages: 158 - 160

15. Glutamine as an active component of casein hydrolysate: Its balancing effect on plant cells cultured in phosphorus deficient medium

    • F. Bister-Miel
    • J. L. Guignard
    • C. Agier

    OriginalPaper Pages: 161 - 163

16. An assessment of the cultural capabilities of protoplasts of some wild species of linum

    • M. N. Barakat
    • E. C. Cocking

    OriginalPaper Pages: 164 - 167

17. In vitro culture of ovules ofTriticum aestivum at early stages of embryogenesis

    • M. Zenkteler
    • W. Nitzsche

    OriginalPaper Pages: 168 - 171

18. A simple culture method forBrassica hypocotyl protoplasts

    • Phan V. Chuong
    • K. P. Pauls
    • W. D. Beverdorf

    Errata Pages: 172 - 172

19. Increasing the variability ofLycopersicon peruvianum Mill.by protoplast fusion with tunia hybridatunia hybridatunia hybridaL.

    • Z. Tabaeizadeh
    • C. Perennes
    • C Bergounioux

    Errata Pages: 172 - 176