单词 | bean beetle |
释义 | > as lemmasbean beetle bean beetle n. any of various beetles which feed on bean plants; esp. a bean weevil (family Chrysomelidae), or (in North America) the Mexican bean beetle, Epilachna varivestis. ΚΠ 1850 Ann. Rep. Commissioner Patents 1849: Agric. 340 in U.S. Congress. Serial Set (31st Congr., 1st Sess.: House of Representatives Executive Doc. 20, Pt. 2) VI Bruchidæ, (the pea and bean beetles). Peas and beans are often inoculated in the field by a group of beetles, called improperly ‘bugs’ by farmers. 1889 U.S. Bureau Entomol. 20/1 Natural enemies of the bean beetle have not been a factor in the control of this insect in any part of this country. 1931 K. M. Smith Textbk. Agric. Entomol. ix. 131 These beetles are known variously as Bean Beetles, Broad Bean Beetles and, erroneously, as Pea and Bean Weevils. 1990 Monographiae Biol. 65 230 The bean beetle (Anthoscelides obtectus) with its..unique use of two habitats..is a very exciting model to study colonization by insects. 2001 Org. Gardening May 71/1 If hordes of Mexican bean beetles are defoliating your wax beans, you can bet that nearby mantises will be munching beetles. < as lemmas |
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