S.D. Nehru <br/><br/>
Studies on selection of testers for combining ability analysis in sunflower (Helianthus annuus L.0 

 - Ph.D (Gent) 
 - Bangalore  University of Agricultural Sciences, Bangalore  1993 
 - 225p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / NEH