. The insect and other allied pests of orchard, bush and hothouse fruits and their prevention and treatment . Insect pests; Fruit. Insects Injurious to the Apple. 47 has been sent me from apple and plum Ijotli from the south and Midlands of England. Whitehead (0) sa}'s that pear trees are its special favourites, and he also records as many as seventy-six lar\;c being taken from one tree in Herefordshire in 1S79. In iSSd several were found by me in a young walnut tree, the tree having been killed by their tunnelling into it near the ground, and other instances of their destrnctive habits in the
. The insect and other allied pests of orchard, bush and hothouse fruits and their prevention and treatment . Insect pests; Fruit. Insects Injurious to the Apple. 47 has been sent me from apple and plum Ijotli from the south and Midlands of England. Whitehead (0) sa}'s that pear trees are its special favourites, and he also records as many as seventy-six lar\;c being taken from one tree in Herefordshire in 1S79. In iSSd several were found by me in a young walnut tree, the tree having been killed by their tunnelling into it near the ground, and other instances of their destrnctive habits in the walnut ha^â e also been brought to my notice (o). It has been decidedly on the increase in apple trees this last few years, hence is included in this section. Axii Hamts. During June and July we find that this lepidopteron, which belongs to the Coccid;e, makes its aclYent in the winged or perfect state, when they may be seen at rest upon tree trunks near the ground. The peii'ect insect is about 2 inches in ex- panse of wings ; white, some- times almost transparent white, with isolated spots of steel-blue colour, the nervures terminating in patches of the same cohjur. The head covered witli vhite ilownv hair ; antenna/ black. Thorax white, with twij rows of I three rnetallic-blue spots; alido- men deep bluish-black, co^'ered at the edges of the segments with a white hairy down. The female is similar to the male, only larger, and armed with an extensile ]' 'Aia' ^ni'l'll AND AVOnli. (ilUL'-thil'd ii;Uiiral-^iz(.-.) The eggs, which aic dark yellow or orange-yellow, are laid deep in the bark of the tree during June, July and August; the}^ take from two to three weeks to deve- lop. Whitehead (6) says they hatch in a few days after Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly re
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectinsectpests, bookyear
