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单词 allomone
释义

allomonen.

Brit. /ˈaləməʊn/, U.S. /ˈæləˌmoʊn/
Origin: Formed within English, by compounding. Etymons: allo- comb. form, pheromone n.
Etymology: < allo- comb. form + -mone (in pheromone n.).
Biology.
Any of various chemicals that may be released into the environment by an organism (typically in minute amounts), which evoke a specific response in an organism of another species, esp. one that adaptively favours the releasing organism (cf. kairomone n., allelochemic n.)
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the world > life > biology > balance of nature > external influences > [noun] > other substances
allomone1968
kairomone1970
semiochemical1971
1968 W. L. Brown in Amer. Naturalist 102 190 Allomone: a chemical substance produced or acquired by an organism which, when it contacts an individual of another species in the natural context, evokes in the receiver a behavioral or developmental reaction adaptively favorable to the transmitter.
1971 Nature 2 Apr. 315/2 The importance and potential economic application of naturally occurring chemicals, including pheromones and allomones, for controlling the spatial and temporal structure of [insect] populations have long been realized by some ecologists.
1987 Times 1 Oct. 16/6 The waterpepper plants produce an allomone which prevents insect pests from eating them.
2001 P. McEwen et al. Lacewings Crop Environment xx. 102 The components of the repellent allomone covering on egg stalks were proved in a laboratory experiment to be an effective chemical irritant for a cockroach species.
This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021).
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n.1968
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