. Annual report. Entomological Society of Ontario; Insect pests; Insects. 16 ENTOMOLOGICAL SOCIETY OF ONTARIO scale. They were mostly the Oyster shell Bark-louse, Mytilaspis pomorum (Fir. 5 ) One or two I took to be the Scurfy Bark-louse (Fig. 6), others included the woolly aphis, insect eggs, and a species of lichen. Doubtless the experiment station officers could give a long list of similar inquiries Attention being diverted to those minute insects the presence of the San Jose one will be the more promptly detected. The destructive- neps of this scale and the expense and difficulty of killin
. Annual report. Entomological Society of Ontario; Insect pests; Insects. 16 ENTOMOLOGICAL SOCIETY OF ONTARIO scale. They were mostly the Oyster shell Bark-louse, Mytilaspis pomorum (Fir. 5 ) One or two I took to be the Scurfy Bark-louse (Fig. 6), others included the woolly aphis, insect eggs, and a species of lichen. Doubtless the experiment station officers could give a long list of similar inquiries Attention being diverted to those minute insects the presence of the San Jose one will be the more promptly detected. The destructive- neps of this scale and the expense and difficulty of killing it except by methods that endanger its host, will, if a few more instances of its introduction from nurseries occur,. I ip. 5. Oyste' Bark-lout e. Fig 6. The Scurfy Bark-louse [Chionaspis furfurus.) lead to legislation. I have met some people who had got the idea that there is a quaran- tine already established against nursery stock imported irom abroad. Reports of the efforts to ob ain such measuns on the other side of the line have probably given rise to the impression. This meeting offers a fitting time and place to give an expression as to whether legislative action should b' taken * The San Jose" Scale, if it ever becomes established in this country, will not, like the moths above referred to, be marked by sudden disappearance, nor will it, like the codliDg- moth or pear Psylla. confine its ravages to a single species of tree, nor even to trees under cultivation Prof. Webster, of the Ohio Experiment Station, has published a list of twenty-two trees and shrubs upon which this scale has been found in his State. A list that includes plants with such dissimilar saps and cambiums as walnut, willow, elm, gooseberry, peach, grape, sumac and bass wood may be extended to include almost every tree and shrub in the country The State of Massachusetts has, within the past sevtn years, expended over $600,000 in its efforts to control and exterminate the gypsy moth, but no
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectinsects, bookyear1872
