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. Injurious insects : how to recognize and control them . Insect pests; Insect pests. coxsFicrors caterpillars destrotixo foliage 275 somewhat spotted with white, ami with a greenish yellow liead. Tlie depredations take place in early summer. The moths are out in August and September. Bogs attacked may be retlowed for 24 hours, when the worms are found at work, thus killing them or ilislodgiiig them from the ^ines. Arsenate of lead or Paris green may be used to advantage if applied wMle the worms are The Smeared Dagger (Acroiiijcta (Apatcla) oblinita S. and A.) Conspicuous cater- pilla
. Injurious insects : how to recognize and control them . Insect pests; Insect pests. coxsFicrors caterpillars destrotixo foliage 275 somewhat spotted with white, ami with a greenish yellow liead. Tlie depredations take place in early summer. The moths are out in August and September. Bogs attacked may be retlowed for 24 hours, when the worms are found at work, thus killing them or ilislodgiiig them from the ^ines. Arsenate of lead or Paris green may be used to advantage if applied wMle the worms are The Smeared Dagger (Acroiiijcta (Apatcla) oblinita S. and A.) Conspicuous cater- pillars, Ij inches long when full grown, feed on the foliage of strawberries and rasp- berries, and occasion- FiG. 391. — Larva of the Smeared Dagger. Original. ally on clover. The body is velvety black. There is a band of red across the back on each segment, red tubercles and yellow spots along the back, and a yellow band along each side. There are two broods amiually. Control consists in prompt apphcation of arsenate of lead or Paris green. The Eight-spotted Forester [Abjpia octoiiiaculata ;) The foliage of grapes, and often of '\'irginia creeper, is eaten by conspicuous naked caterpillars, Ij inches long when mature. The head is T? -^n-^ T , ,, f),, TTwKt .T,„tf^^ bright orange. There is an Fig. 393. — Lar^ a ot the bignt-spotteo ^ ^ Forester. Original. orange band across each seg-. 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 resemble the original O'Kane, Walter Collins, b. 1877. New York : The Macmillan Company
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectinsectp, bookyear1912