亚洲网紅露点

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scale insect

noun

  1. any of numerous small, plant-sucking homopterous insects of the superfamily Coccoidea, the males of which are winged and the females wingless, often covered by a waxy secretion resembling scales.


scale insect

noun

  1. any small homopterous insect of the family Coccidae and related families, which typically live and feed on plants and secrete a protective scale around themselves. Many species, such as the San Jose scale, are important pests
鈥淐ollins English Dictionary 鈥 Complete & Unabridged鈥 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

scale insect

  1. Any of various small homopterous insects of the superfamily Coccoidea that suck the juices of plants, the females of which secrete and remain under waxy scales on plant tissue.
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亚洲网紅露点 History and Origins

Origin of scale insect1

First recorded in 1830鈥40
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Example Sentences

Examples have not been reviewed.

Adult scale insects form a grayish to dark brown protective covering called a test that resembles an oyster or mussel shell.

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Some are useful for controlling scale insects, which can be crop pests, he added.

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Cotton mealybugs are scale insects that feed on fruits, vegetables and ornamental plants, but true to its name, it really likes to suck the sap of cotton plants.

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It鈥檚 based on the secretions of aphids and scale insects 鈥 which, as the authors tell us, 鈥渋s actually not as disgusting as it first sounds.鈥

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For example, ladybugs and lacewings feed on aphids, scale insects and mites.

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