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. Economic entomology for the farmer and fruit-grower [microform] : and for use as a text-book in agricultural schools and colleges. Beneficial insects. 158 AN ECONOMIC ENTOMOLOGY. trapped by placing small heaps of cotton-seed in the groves, to attract them where they can be easily destroyed with pure kero- sene. Fig. Dysdercus sutttrcllus.—a, pupa; b, adult. In the family Lygceidce we have species that are oblong in shape, rounded behind and flattened above. They have quite long beaks, a moderate- sized head, and all of them are vegetable feed- ers. The body is rather hard, and the inse
. Economic entomology for the farmer and fruit-grower [microform] : and for use as a text-book in agricultural schools and colleges. Beneficial insects. 158 AN ECONOMIC ENTOMOLOGY. trapped by placing small heaps of cotton-seed in the groves, to attract them where they can be easily destroyed with pure kero- sene. Fig. Dysdercus sutttrcllus.—a, pupa; b, adult. In the family Lygceidce we have species that are oblong in shape, rounded behind and flattened above. They have quite long beaks, a moderate- sized head, and all of them are vegetable feed- ers. The body is rather hard, and the insects are often brilliantly or gaudily colored, black and red, in the strongest possible contrast, being favorite combinations. Some be- come nearly an inch in length, though most oi them are much smaller. The best known of the species is the "; Blissus leucoptrnis, less than one-hfth of an inch in length, blackish-. 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 Smith, John Bernhard, 1858-1912. Philadelphia : J. B. Lippincott Co.
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Keywords: ., bookcentury1800, bookdecade1890, bookpublisherphila, bookyear1896