Jacob, H. E <br/><br/>
Powdery mildew of the grape and its control in California  / 
H. E. Jacob 
 - Berkeley, Cal.  :   University of California 
 - 20 p. 
 - California Agr. Ext. Serv. Circular; 31 .
<br/><br/><label>LCCN: </label>202343 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Uva -- Enfermedades