1. Resistance responses to Phoma lingam of plants regenerated from selected cell and embryogenic cultures of haploid Brassica napus

   • M. D. Sacristán

   OriginalPaper Pages: 193 - 200

2. Chromosome mapping in barley by means of telotrisomic analysis

   • T. Tsuchiya
   • R. J. Singh

   OriginalPaper Pages: 201 - 208

3. Evolution of resistance to Rhynchosporium secalis (Oud.) Davis in barley composite cross II

   • O. Muona
   • R. W. Allard
   • R. K. Webster

   OriginalPaper Pages: 209 - 214

4. Comparison of frequency distributions of doubled haploid and single seed descent lines in barley

   • T. M. Choo
   • E. Reinbergs
   • S. J. Park

   OriginalPaper Pages: 215 - 218

5. A selective tissue culture medium for growth of compact (dwarf) mutants of apple

   • W. D. Lane
   • N. E. Looney
   • F. Måge

   OriginalPaper Pages: 219 - 223

6. Anther culture as a breeding tool in rape

   • F. Hoffmann
   • E. Thomas
   • G. Wenzel

   OriginalPaper Pages: 225 - 232

7. C-banding pattern and meiotic pairing in five rye chromosomes of hexaploid triticale

   • T. Naranjo
   • J. R. Lacadena

   OriginalPaper Pages: 233 - 237

8. Location of the recessive gene ym (yellow margin) on chromosome 12 of diploid Solatium tuberosum by means of trisomic analysis

   • M. Wagenvoort

   OriginalPaper Pages: 239 - 243

9. Studies on heteromorphic self-incompatibility systems: Physiological aspects of the incompatibility system of Primula obconica

   • V. A. M. Stevens
   • B. G. Murray

   OriginalPaper Pages: 245 - 256

10. Genetics of lipid deposition in the Japanese quail

    • J. M. F. Wyatt
    • P. B. Siegel
    • J. A. Cherry

    OriginalPaper Pages: 257 - 262

11. Reverse mutants of the nitrate reductase-deficient mutant B 25 of Arabidopsis thaliana

    • F. J. Braaksma
    • W. J. Feenstra

    OriginalPaper Pages: 263 - 271

12. Genotype-environment interaction in tomato

    • J. Cuartero
    • J. I. Cubero

    OriginalPaper Pages: 273 - 277

13. Two-locus theory in recurrent selection for general combining ability in maize

    • G. R. Johnson

    OriginalPaper Pages: 279 - 283

14. Announcements

    Announcement Pages: 284 - 284

15. The nucleolar organisers of tetraploid and hexaploid wheats revealed by in situ hybridisation

    • J. Hutchinson
    • T. E. Miller

    OriginalPaper Pages: 285 - 288