单词 | american blight |
释义 | > as lemmasAmerican blight American blight n. the woolly aphid, Eriosoma lanigerum, which infests the bark of apple trees and related plants. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > subclass Pterygota > [noun] > division Exopterygota or Hemimetabola > order Hemiptera > suborder Homoptera > family Aphis > lachnus laginerus (American blight) American blight1815 apple aphis1815 1815 W. Kirby & W. Spence Introd. Entomol. I. vi. 196 The greatest enemy of this tree, and which has been known in this country [sc. England] only about twenty years, is the apple-aphis, called by some Coccus, and by others the American blight. 1897 Science 10 Sept. 388/1 Of the prominent European injurious insects..but three are said to have come from America; the grape-vine Phylloxera.., the woolly root-louse of the apple or ‘American blight’.., and the Mediterranean flour moth. 1953 Winnipeg (Manitoba) Free Press 5 Aug. 2/2 American blight is an apple tree pest which can be eliminated only by spraying. 1992 M. Gratwick Crop Pests in U.K. xiv. 78/2 This aphid originated in the eastern part of North America and is sometimes known as American blight. < as lemmas |
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