World perspectives on barley yellow dwarf  proceedings of the international workshop (Jul. 6-111987Udine, Ita ly) 
Ed. P. A. Burnett 
<br/><br/> FACULTAD DE ZOOTECNIA 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cebada (Hordeum)<br/>Producción--cebada
<br/><br/><label>Dewey Class. No.: </label>633.16  / WOR 1990