Syllabus for slides on non-parasitic diseases (Diapositiva) 

 - (s.l.) :  American Phytophatological Society,  1973 
 - 48 diapositivas col. 2 x 2 plg. 
 - Disease of plants  ; 19 .
 - Disease of plants  ; 19 .
<br/><br/> Nota explicativa 3 p. 
<br/><br/><label>LCCN: </label>19430 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cultivos--Enfermedades.