Annual report on control of barley diseases for lesser developed countries of the world 

 - Washington :  la Agencia,  19 -19 . 
 - v. 
<br/><br/> La biblioteca tiene: 1979-1980 
<br/><br/><label>LCCN: </label>70668 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cebada--Enfermedades.