1. Hans Kappert

   • W. Seyffert

   Announcement Pages: N5 - N6

2. Comparison of selection based on yield of half sib progenies and of I₁ lines Per Se in rye (Secale cereale L.)

   • G. Wricke

   OriginalPaper Pages: 265 - 269

3. Cytoplasmic effects on quantitative characters in maize (Zea mays L.)

   • A. S. Khehra
   • S. K. Bhalla

   OriginalPaper Pages: 271 - 274

4. Spezifische Giemsa-Färbung von heterochromatischen Chromosomensegmenten bei Vicia faba, Allium cepa und Paeonia tenuifolia

   • B. Friebe

   OriginalPaper Pages: 275 - 283

5. Genetic aspects of the transition from traditional to modern fish farming

   • R. Moav
   • M. Soller
   • G. Hulata

   OriginalPaper Pages: 285 - 290

6. Analysis of stylar self-incompatibility competence by use of heat induced inactivation

   • J. E. Hopper
   • S. J. Peloquin

   OriginalPaper Pages: 291 - 297

7. Genetic transformation and “graft-hybridization” in flowering plants

   • K. K. Pandey

   OriginalPaper Pages: 299 - 302

8. The utility of covariance of combining ability in plant breeding

   • V. Arunachalam

   OriginalPaper Pages: 303 - 306

9. Book reviews

   • R. Rieger
   • H. Matthies
   • Schultze-Motel

   BookReview Pages: 307 - 308