Report of a working group on sunflower 

 - Rome  International Board for Plant Genetic Resources  1989 
 - iii,38p.  30cm 
 - European cooperrative programme for the coservation and exchange of  crop genetic resources .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Development of new varieties<br/>Cultivation and harvesting <br/>Production of propagational organisms and new varieties
<br/><br/><label>Dewey Class. No.: </label>631.523  / REP