1. Selection for increased 12-day litter weight in mice

   • W. A. Robinson Jr.
   • J. M. White
   • W. E. Vinson

   OriginalPaper Pages: 337 - 344

2. Simulation von Populationen mit zufällig fluktuierenden Fitnesswerten

   • Heinrich Albrecht Schumacher
   • Klaus Wöhrmann

   OriginalPaper Pages: 345 - 357

3. Combining ability studies in tomato (Lycopersicon esculentum Mill.)

   • Kalloo
   • R. K. Singh
   • R. D. Bhutani

   OriginalPaper Pages: 358 - 363

4. Genetic gains from reciprocal recurrent and within-line selection for egg production in the fowl

   • R. E. Calhoon
   • B. B. Bohren

   OriginalPaper Pages: 364 - 372

5. Parental generation in relation to combining ability analysis in spring barley

   • J. D. Hayes
   • R. S. Paroda

   OriginalPaper Pages: 373 - 377

6. A general approximate method for fitting additive and specific combining abilities to the diallel cross with unequal numbers of observations in the cells

   • F. England

   OriginalPaper Pages: 378 - 380

7. Book reviews

   • B. Adler
   • H. Müller
   • I. Grebenščikov

   BookReview Pages: 381 - 382