. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. 98 THE EEFOIiT OF THE Xo. 36 Tussock ^Joth (Ilemerocampa leucostigma). As J'oifcaslud in last year's re])oit, little or no injury was done by this species. Fall Webwokm (llypJiantria cuiiea). The unsightly webs of this spc-^.s were again very conspicuous throughout the province. However, according to our observations the insect was not so abundant as it was last year. Plum Curculio {Conolrachelus nenuphar). This species was unu-^ually destructive in the Niagara District. It was especially injurious
. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. 98 THE EEFOIiT OF THE Xo. 36 Tussock ^Joth (Ilemerocampa leucostigma). As J'oifcaslud in last year's re])oit, little or no injury was done by this species. Fall Webwokm (llypJiantria cuiiea). The unsightly webs of this spc-^.s were again very conspicuous throughout the province. However, according to our observations the insect was not so abundant as it was last year. Plum Curculio {Conolrachelus nenuphar). This species was unu-^ually destructive in the Niagara District. It was especially injurious to peaches and was responsible for a large "? ; In a peach orchard at Winona o\er 50 )ier cent, of the crop was destroyed by it. Unspotted Tentifoum Leaf Miner {Ornix geminatella). This unimpurt- ant a])ple insect was common in some orchards in the Niagara District and Norl'ilk Fig. 5.—Cherry leaves and fruit injured by the Pear Slug. Note the wizened fruit. Silver Leaf Mite (Pliyllocoptes scUlechtendali). Practically all the foliage ill a block of seedling peaches at the Horticultural Experiment Station, Vineland, was affected with silver leaf. This same disease was quite common in other peach orchards in the Vineland district; and in every case Ave examined we found it was caused by the mite Phyllocoptes. It is of interest to note that according to onr observations this mite hibernates under the protection of the bud scales and between the leaf petioles and the base of the bud. Eose Leaf-hopper (Empoa rosae). In late summer and fall myriads of rose leaf-hoppers were present in many apple orchards in the Niagara District and Norfolk County and produced a characteristic mottling of the leaves. In a large infested orchard at Sinicoo practically all the foliage liecame pallirl and in. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustratio
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectinsectp, bookyear1872
