1. New cases of somatic conversion (paramutation) in tomato (Lycopersicon esculentum Mill.)

   • R. Ecochard

   OriginalPaper Pages: 189 - 195

2. Coefficients of inbreeding and homozygosity in recurrent selection: The case of m linked loci

   • R. L. Cain
   • K. Hinkelmann

   OriginalPaper Pages: 196 - 207

3. Ether resistance in Drosophila melanogaster

   • Barbara J. Deery
   • P. A. Parsons

   OriginalPaper Pages: 208 - 214

4. Abhängigkeit der Gonenkonkurrenz im Pollen vom Entwicklungszustand des Griffels bei Oenothera

   • Cornelia Harte

   OriginalPaper Pages: 215 - 217

5. Seed esterases, leucine aminopeptidases and catalases of species of the genus Gossypium

   • J. P. Cherry
   • F. R. H. Katterman
   • J. E. Endrizzi

   OriginalPaper Pages: 218 - 226

6. Occurrence of genetic tumours in Triticum interspecies hybrids

   • M. G. Joshi

   OriginalPaper Pages: 227 - 228

7. Book reviews

   • G. Peters
   • G. Könnecke
   • W. Witte

   BookReview Pages: 229 - 232