STRAWBERRY INSECTS 83 



month and is then about Yz inch long, yellowish to 

 greenish-brown and head shining brown; trans- 

 forms to pupa in folded leaf; in New Jersey 3 

 broods a year but first brood causes most injury. 



Control — Make a thorough application of ar- 

 senate of lead, 5 pounds to 100 gallons of water, 

 within a week after the first moths appear and be- 

 fore leaves are folded; burn over fields after crop 

 is harvested; plow up old abandoned beds. 



OTHER INSECTS INJURIOUS TO THE 

 STRAWBERRY 



Strawberry root-worm {Typophoriis canelhis). 

 Strawberry root-louse (Aphis forbesi). 

 Strawberry crown-moth (Sesia rutilmis). 

 Green strawberry slug (Empria fragarice). 

 Obsolete banded strawberry leaf -roller {Ar chips 

 ohsoletana). 



Strawberry root-weevil (Otiorhynchits ovatiis). 

 Strawberry crown-borer (Tyloderma fragarice). 



RASPBERRY AND BLACKBERRY PESTS 



The raspberry cane-borer ^^ (Oberca bimacu- 



lata) 

 Order — Coleoptera 



The adult beetle is about one-half an inch in 

 length with a slender cylindrical body and long an- 

 tennae; the prothorax is yellow, generally with 

 two or three black spots. 



The beetles appear in June and deposit their eggs 

 in the tender growth of the canes ; the female then 

 cuts two rings around the cane, one above and one 

 below the egg; this causes the tips of the canes to 

 wilt and fall over; the tgg hatches and the young- 

 larva begins to bore downward in the center of the 



19 Comstock and SHngerland — Cornell Univ. Expt. Stat, Bull. 23. 



