| 单词 | horn-worm |
| 释义 | > as lemmashorn-worm horn-worm n. U.S. the larva of moths of the genus Protoparce, which includes P. sexta, a pest of tobacco, and P. quinquemaculata, which attacks the tomato and certain other vegetables; (also) the larva of other hawkmoths of the family Sphingidae. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > Heterocera > [noun] > family Sphingidae > member of (sphinx moth) > larva horn-worm1676 the world > animals > invertebrates > phylum Arthropoda > class Insecta > Heterocera > [noun] > family Sphingidae > member of genus Protoparce (tobacco fly) > larva or tobacco worm horn-worm1676 tobacco worm1688 1676 Philos. Trans. (Royal Soc.) 11 635 A Worm that devours the leaf, called a Horn-worm. 1739 in T. Salmon Mod. Hist. (new ed.) III. 345/2 The planters prune off the suckers, and clear them of the Horn-worm twice a week. 1784 J. F. D. Smyth Tour U.S.A. II. 132 The other [species] is the horn-worm..of a vivid green colour, with a number of pointed excrescences or feelers, from his head like horns: these devour the [tobacco] leaf. 1850 Ann. Rep. Commissioner Patents 1849: Agric. 459 in U.S. Congress. Serial Set (31st Congr., 1st Sess.: House of Representatives Executive Doc. 20, Pt. 2) VI The horn-worm is deposited on the smooth or upper surface of the leaf in an egg by the tobacco fly. 1962 Metcalf & Flint Destructive & Useful Insects (ed. 4) xiv. 656 The winter stage of the hornworms is very often spaded up or plowed out in the spring. 1962 Metcalf & Flint Destructive & Useful Insects (ed. 4) xiv. 657 In the tomato hornworm larvae the horn is black and there are eight stripes..; while in the tobacco hornworm the horn is red and there are seven oblique stripes. 1972 Sci. Amer. June 73/2 The caterpillars of Manduca sexta..are the hornworms that feed on tobacco and tomato plants. < as lemmas |
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