CALIFORNIA CITRUS CULTURE. 
Via. 30.—Aspidiotus hederw (Vall.) on lemon and in 
such cases known as the lemon peel scale. (Essig, 
P.-C. Jr. Ent.) 
Fic, 31.—Red scale, Chrysomphalus aurantii (Mask. ) 
on orange. (Essig, P. C. Jr. Ent.) 
