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THE REPORT OF THE 



No. 36 



])()tato leaf-lio})per {KiujxMtsct inali) it i?; of interest to ]iote that tlie grape Icaf- 

 li()])])cr ^vas imic-h less eoiis[)iciioii.s than ii<ual in vineyards in the Xiaraga District. 



Blackbeiuiy LEAF-MJNEJi {iMelaUus betlinnei). This leaf -miner was again 

 \ei'v destructive in bhickberry plantations in the Burlington and Niagara districts. 



Egg and larval parasites were much more abundant than last year. 



Strawberry Leaf-roller {Ancylis camptana). This species was appar- 

 ently somewhat more general than last year but did comparatively little damage. 



Impouted Curraxt WoitM {Pteronm rihesii).. As usual, this sawfly did 

 consideral)le damage to currants and gooseberries. 



Strawbei;ry Uoot Louse (ApJiis forhesi). It is worth mentioning 1liat 

 this species, which is so destructive in Illinois and other ])arts of the I'liilcd 

 States, was found in small numl)ers in a strawberry plantation at Bismark. 



Imi'Oi;ted Currant lioitEi; (Sesiu iipullfonitis). Adults of this species were 

 very al)undant about mid-.Tune iji some l)lack currant ])lantations in the Niagara 

 district. 



StJ!A\vberi!Y liooT BoiiKi; {'ri/popltonis canellus). Adults of this species 

 were common in a strawberry patch at Oakville, but apart from eating oid: holes 

 in the foliage the insects apparently caused no serious injury. 



IjAsrBEiJRY Sawfli' (Monophadmis nil)!). This well-knoAvn pe=t of the 

 ri)<pbcrry was consjn'cuon^ by its absence. 



Fie. 7. — Corn Ear Worm and its work. 



JxsECTS Attacking Yegi-;tables. 



CABr.AcE ]\L\(iGC)T (VlidrhiphUa hrdsslcac). This insect varit'd gieatly in 

 nnnibers and destructiveness in the different districts. At Vhieland, Burlington, 

 (Inclpb. London and other parts of soutliern and western Ontario it did almost 

 no barm excei)t to radishes, but at Ottawa and to a lesser extent in Norfolk County 

 it was abundant and destructive. 



Onion ^[.vggot (Hiileniur (iid'iqua). The onion maggot did nuich harm at. 

 Oixie and in several other localities, but at lUirlington and Leamington, as last 

 year, was not of nnich im|>ortance. 



Imported Cabbage WoR^t {Pieris rapae). This insect caused nnicli injury 

 in cabbage and cauliflower fields all over the western and southwestern part< of 

 the Province. 



