L. Frese <br/><br/>
Descriptors for beta 

 - Rome  International Board For Plant Genetic Resources  1991 
 - 37p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>92-9043-202-0 
<br/><br/><label>Dewey Class. No.: </label>635.11  / IBPGR