1. Regeneration of Cucumis sativus var. sativus and C. sativus var. hardwickii, C. melo, and C. metuliferus from explants through somatic embryogenesis and organogenesis

   • Z. K. Punja
   • N. Abbas
   • F. A. Tang

   Article Pages: 93 - 102

2. Micropropagation of four cultivars of Saskatoon berry (Amelanchier alnifolia NUTT.)

   • Kris Pruski
   • Jerzy Nowak
   • George Grainger

   Article Pages: 103 - 109

3. The influence of acclimatization treatment and plantlet morphology on early greenhouse-performance of tissue-cultured Douglas fir [Pseudotsuga menziesii (Mirb.) Franco]

   • Gina H. Mohammed
   • William E. Vidaver

   Article Pages: 111 - 117

4. Development of callus and suspension cultures of potato resistant to NaCl and mannitol and their response to stress

   • Sabbah Sabbah
   • Moshe Tal

   Article Pages: 119 - 128

5. The preparation in vitro of chrysanthemum for transplantation to soil

   • Andrew V. Roberts
   • Elaine F. Smith

   Article Pages: 129 - 132

6. The preparation in vitro of chrysanthemum for transplantation to soil

   • Elaine F. Smith
   • Andrew V. Roberts
   • John Mottley

   Article Pages: 133 - 140

7. The preparation in vitro of chrysanthemum for transplantation to soil

   • Elaine F. Smith
   • Andrew V. Roberts
   • John Mottley

   Article Pages: 141 - 145

8. Organogenesis and plant regeneration from immature embryos of Rosa hybrida L.

   • D. W. Burger
   • L. Liu
   • C. I. Lee

   Article Pages: 147 - 152

9. Effect of sucrose on polyploidization in early callus cultures of Solanum tuberosum

   • Laas P. Pijnacker
   • Margriet A. Ferwerda

   Article Pages: 153 - 157

10. Tissue cultures of Artemisia pallens: Organogenesis, terpenoid production

    • B. D. Benjamin
    • A. T. Sipahimalani
    • M. R. Heble

    Article Pages: 159 - 164

11. Production of doubled haploid rice plants (Oryza sativa L.) by anther culture

    • Isabelle Reiffers
    • Adelson B. Freire

    Article Pages: 165 - 170

12. In vitro induction of haploid, diploid and triploid plantlets by anther culture of Iochroma warscewiczii Regel

    • Jorge M. Canhoto
    • Maria Ludovina
    • Gil S. Cruz

    Article Pages: 171 - 177

13. The effect of in vitro pretreatments on subsequent shoot organogenesis from excised Rubus and Malus leaves

    • Harry Jan Swartz
    • Robert Bors
    • S. Kristine Naess

    Article Pages: 179 - 184

14. The effect of some macronutrients on adventitious root development on scion apple cultivars in vitro

    • S. Sriskandarajah
    • R. M. Skirvin
    • H. Abu-Qaoud

    Short communication Pages: 185 - 189