1. Electrophoretic patterns of acid soluble proteins and active isoforms of peroxidase and polyphenoloxidase typifying calli and somatic embryos of two reputed date palm cultivars in Morocco

   • M. Baaziz
   • F. Aissam
   • R. Cheikh

   OriginalPaper Pages: 159 - 168

2. Combining abilities of in vitro traits in wheat (Triticum aestivum L.) immature embryo cultures

   • M. N. Barakat

   OriginalPaper Pages: 169 - 175

3. Identification of DNA probes that reveal polymorphisms among closely related Phaseolus vulgaris lines

   • T. Stockton
   • P. Gepts

   OriginalPaper Pages: 177 - 183

4. Characterization and genetic control of germination-emergence responses of grain sorghum to salinity

   • E. Igartua
   • M. P. Gracia
   • J. M. Lasa

   OriginalPaper Pages: 185 - 193

5. Nuclear DNA content and in vitro induced somatic polyploidization cassava (Manihot esculenta Crantz) breeding

   • F. Awoleye
   • M. van Duren
   • F. J. Novak

   OriginalPaper Pages: 195 - 202

6. Field screening of soya bean (Glycine max (L.) Merrill) germplasm for aluminium tolerance by the use of augmented design

   • C. R. Spehar

   OriginalPaper Pages: 203 - 213

7. Evaluation of landrace topcross hybrids of pearl millet for arid zone environments

   • F. R. Bidinger
   • E. Weltzien
   • K. P. Rao

   OriginalPaper Pages: 215 - 226

8. Phylogenetic relationships of Manihot species revealed by restriction fragment length polymorphism

   • Howard R. Haysom
   • T. L. Chris Chan
   • Monica A. Hughes

   OriginalPaper Pages: 227 - 234

9. Gene action and heritability for photosynthetic activity in two wheat crosses

   • M. R. Simón

   OriginalPaper Pages: 235 - 238