HELIA 09

1986

Table of contents

Results of the international trials with sunflower cultvars (the fifth cycle 1984-1985)
Alex V. Vrânceanu, F. M. Stoenescu, Gabriela Soare (Romania)..... 5 

Molecular approach of cytoplasmic male sterility in sunflower
C.Perez, Y. Mansais, A. Bervillé, P. Heizman (France)..... 17 

A contribution. to the diversification of cytoplasmic male sterility sources in sunflower
A V. Vrânceanu, Monica Iuoras, F. M. Stoenescu (Rumania)...... 21 

The influence of nitrogen nutrition on net assimilation. and yield formation in sunflower
R. Blanchet, G. Cavalie, M. Piquemal, N. Gelfi, Y. Duprat, E. Martinez (France) . 39 

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