1. Ultraviolet irradiation of maize (Zea Mays L.) pollen grains

   • P. L. Pfahler
   • H. F. Linskens

   OriginalPaper 01 November 1977 Pages: 253 - 258

2. Biochemical basis of hybrid vigour. The genetics of grain weight of Oryza sativa

   • V. K. Gupta
   • S. P. Singh

   OriginalPaper 01 November 1977 Pages: 259 - 264

3. Das Ausmaβ asymmetrischer Basenverteilung in eukaryotischen Genen

   • R. Piechocki
   • W. Berg
   • A. Bergmann

   OriginalPaper 01 November 1977 Pages: 265 - 271

4. Book reviews

   • H.-J. Rühle
   • R. Piechocki

   BookReview 01 November 1977 Pages: 272 - 272

5. Prediction of the merits of single crosses

   • C. R. Henderson

   OriginalPaper 01 November 1977 Pages: 273 - 282

6. Basis of difference between reciprocal crosses involving Triticum boeoticum and T. urartu

   • H. S. Dhaliwal

   OriginalPaper 01 November 1977 Pages: 283 - 286

7. Genetic regulation of diploid-like chromosome pairing in Avena

   • Prem P. Jauhar

   OriginalPaper 01 November 1977 Pages: 287 - 295

8. Book reviews

   • W. Dedek
   • J. Hofemeister

   BookReview 01 November 1977 Pages: 296 - 296

9. Ultrastructural aspects of pollen tube growth inhibition after gamma irradiation in Lycopersicum peruvianum

   • M. Cresti
   • F. Ciampolini
   • U. Laneri

   OriginalPaper 01 November 1977 Pages: 297 - 303

10. Book reviews

    • Kh. Lohs
    • Th. Börner
    • H.-A. Freye

    BookReview 01 November 1977 Pages: 304 - 308