1. Effect of various parameter combinations on genetic gain in computer simulated two-character selection

   • R. K. Singh
   • K. Bellmann

   OriginalPaper Pages: 289 - 293

2. Hybrid performance among six-rowed × two-rowed winter barleys (Hordeum vulgare L. and Hordeum distichum L.)

   • Shu-Ten Tseng
   • J. M. Poehlman

   OriginalPaper Pages: 294 - 303

3. Breeding possibilities offered by induced mutations in durum wheat

   • A. Bozzini

   OriginalPaper Pages: 304 - 310

4. Über die durch chromosomale aberrationen verursachte Sterilität

   • Leonore Dennhöfer

   OriginalPaper Pages: 311 - 323

5. Certain growth characters of Tribolium castaneum as modified by long term selection for 21-day pupa weight

   • Roger D. Walker
   • R. Goodwill

   OriginalPaper Pages: 324 - 331

6. Simplification of the sampling variance of the correlation coefficients

   • M. Grossman
   • H. W. Norton

   Brief Notice Pages: 332 - 332

7. Book reviews

   • R. Hagemann
   • Kh. Lohs
   • Rieger

   BookReview Pages: 333 - 336