1. Interactions of S alleles in sporophytically controlled self incompatibility of Brassica

   • D. H. Wallace

   OriginalPaper Pages: 193 - 201

2. Are “multiple cross-multiple pollen hybrids’ an answer for productive populations in Brassica campestris var. ‘brown sarson’?

   • V. Arunachalam
   • A. Bandyopadhyay

   OriginalPaper Pages: 203 - 207

3. Callus formation from cell culture protoplasts of corn (Zea mays L.)

   • I. Potrykus
   • C. T. Harms
   • H. Lörz

   OriginalPaper Pages: 209 - 214

4. Mentor pollen effects on gametophytic incompatibility in Nicotiana, Oenothera and Lycopersicum

   • K. Sree Ramulu
   • G. M. M. Bredemeijer
   • Hannelore Schibilla

   OriginalPaper Pages: 215 - 218

5. Characteristics of nuclear DNA in the genus Oryza

   • G. A. S. Iyengar
   • J. P. Gaddipati
   • S. K. Sen

   OriginalPaper Pages: 219 - 224

6. Model for genetic control of Heliothis virescens

   • M. E. Makela
   • M. D. Huettel

   OriginalPaper Pages: 225 - 233

7. The α-glycerophosphate dehydrogenase (α-gpdh) polymorphism in Drosophila melanogaster: adult survival under temperature stress

   • Evelyn Schenfeld
   • S. W. McKechnie

   OriginalPaper Pages: 235 - 237

8. Book reviews

   • A. W. Spanjers
   • H. A. Freye
   • U. Wobus

   BookReview Pages: 239 - 240