A study of the effects of freezes on citrus in California  / 
H. J. Webber...[et.al.] 
 - p.245-320 
<br/><br/> Sobretiro de: University of California Experiment Station. 55: p. 245-320, 1913. 
<br/><br/><label>LCCN: </label>202388 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heladas -- Efecto en cítricos