World directory of plant pathologists. 

 - 2nd ed. 
 - Lake Alfred, Florida :  University of Florida,  1980. 
 - World directory of plant pathologists. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Directorios<br/>Enfermedades de las plantas
<br/><br/><label>Index Terms--Genre/Form: </label><br/>direc