1. In vitro induction of haploid plants from unpollinated ovaries and ovules

   • H. Y. Yang
   • C. Zhou

   Review Pages: 97 - 104

2. Changes of genetic parameters in successive gynogenetic generations and some calculations for carp gynogenesis

   • A. Nagy
   • V. Csányi

   OriginalPaper Pages: 105 - 110

3. Directional and stabilizing selection for developmental time and correlated response in reproductive fitness in Tribolium castaneum

   • M. H. Soliman

   OriginalPaper Pages: 111 - 116

4. Geographical distribution and genetic analysis of phenol color reaction in foxtail millet, Setaria italica (L.) P. Beauv.

   • M. Kawase
   • S. Sakamoto

   OriginalPaper Pages: 117 - 119

5. Book reviews

   • E. Günther
   • P. K. Gupta
   • J. H. F. van Abeelen

   BookReview Pages: 120 - 120

6. Inheritance of grain proteins in wheat

   • M. Kraljević-Balalić
   • D. Štajner
   • O. Gašić

   OriginalPaper Pages: 121 - 124

7. Abnormal spindle behaviour in induced autotetraploid, Physalis pubescens L.

   • G. Lydia
   • K. G. Raja Rao

   OriginalPaper Pages: 125 - 127

8. Book reviews

   • D. Teunissen

   BookReview Pages: 127 - 128

9. Structural and genetical studies on the high-molecular-weight subunits of wheat glutenin

   • P. I. Payne
   • L. M. Holt
   • C. N. Law

   OriginalPaper Pages: 129 - 138

10. Tertiary trisomics of pearl millet (Pennisetum americanum (L.) K. Schum): its cytomorphology, fertility and transmission

    • U. P. Singh
    • R. Sai Kumar
    • R. B. Singh

    OriginalPaper Pages: 139 - 144

11. Direct and correlated responses to selection for post-weaning weight gain on ad libitum or restricted feeding in mice

    • D. J. S. Hetzel
    • F. W. Nicholas

    OriginalPaper Pages: 145 - 150

12. Genetic control of embryo production and embryo quality in anther culture of Petunia

    • C. Raquin

    OriginalPaper Pages: 151 - 154

13. Embryoid and plantlet formation from leaf segments of Dactylis glomerata L.

    • G. E. Hanning
    • B. V. Conger

    OriginalPaper Pages: 155 - 159

14. Book reviews

    • G. J. M. de Klerk
    • S. J. Geerts
    • J. T. Wiebes

    BookReview Pages: 160 - 160

15. Mutations in rDNA. 2. Effects of Actinomycin D on chromatid aberration induction in nucleolus organizer regions

    • H. Nicoloff
    • V. Vitanov
    • E. Molle

    OriginalPaper Pages: 161 - 167

16. Book reviews

    • S. J. Geerts

    BookReview Pages: 167 - 167

17. Announcements

    Announcement Pages: 168 - 168

18. Isolation of paraquat-tolerant mutants from tomato cell cultures

    • B. R. Thomas
    • D. Pratt

    OriginalPaper Pages: 169 - 176

19. Cytogenetic study of an interspecific cross of Nicotiana debneyi X N. umbratica

    • T. Gangadevi
    • P. N. Rao
    • K. V. Satyanarayana

    OriginalPaper Pages: 177 - 181

20. Announcements

    Announcement Pages: 182 - 182

21. Stability analyses for estimating relative durability of quantitative resistance

    • A. E. Jenns
    • K. J. Leonard
    • R. H. Moll

    OriginalPaper Pages: 183 - 192