Insects injurious to fruits . Fig. 405. that feeds upon the eggs. By the time it has consumedthem all it has reached full growth, when it changes to a pupa, and, after remaining inthis condition a few days, thefly escapes by eating a passagethrough the top of the this parasite does notoccur, it may be introduced withadvantage by taking into thelocality branches infested withscales which are known to havebeen parasitized. This useful insect destroys immense num-bers of the scales, and is doubtless one of the chief naturalagencies provided to check their undue increase. A species of
Insects injurious to fruits . Fig. 405. that feeds upon the eggs. By the time it has consumedthem all it has reached full growth, when it changes to a pupa, and, after remaining inthis condition a few days, thefly escapes by eating a passagethrough the top of the this parasite does notoccur, it may be introduced withadvantage by taking into thelocality branches infested withscales which are known to havebeen parasitized. This useful insect destroys immense num-bers of the scales, and is doubtless one of the chief naturalagencies provided to check their undue increase. A species of mite, Oribates aspidioti Ashmead, has beenfound feeding on the eggs of this scale-insect. It is aboutone-fiftieth of an inch long, of an elongated, flattened formand a dark reddish-brown INSECTS INJURIOUS TO THE ORANGE. 395 No. 252.—The Red Scale of California. Aspidiotus aurantii Maakell. The female scale of this species is quite translucent, itsapparent grayish color depending on that of the insect
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Keywords: ., bookcentury1900, bookdecade1900, bookidin, booksubjectinsectpests
