allelochemical


Also found in: Dictionary.

allelochemical

(ə-lē′lə-kĕm′ĭ-kəl, ə-lĕl′ə-)
n.
A chemical emitted by an organism of one species that influences the physiology or behavior of an organism of a different species. Synthetic allelochemicals are sometimes used as herbicides or insecticides.

allelochemical

adjective Referring to a biochemical produced by an organism which influences the growth, survival and reproduction of other organisms in the ecosystem.

noun A secondary metabolite that has beneficial (positive) allelopathy or detrimental (negative) allelopathy on target organisms.
Mentioned in ?
References in periodicals archive ?
Scientists could create hypersensitive plants of either the crop species or monitor plants whose sole function would be to signal neighboring crop plants to ramp up their allelochemical defenses.
The allelochemical pHBA potentially inhibits plant growth by disturbing membrane functions.
Future investigations should include testing of different insecticide classes, as well as a comparison of allelochemical content of the plant species tested.
When absorbed by the roots and transported throughout the whole plant, the allelochemical substances may act on cell division; the stretching, permeability and ultra-structure of cells; membrane permeability; hormone-driven mechanisms of growth induction; protein synthesis; and lipid and organic acid metabolism.
Principles and Practices in Plant Ecology, Allelochemical Interactions, CRC Press, 1999: 3-14.
The physiology of allelochemical action: clues and views.
pungens forests within the Great Smoky Mountains National Park, soaked in deionized water, and filtered to obtain extracts that probably included water-soluble grayanotoxins, a potential allelochemical common in members of the Ericaceae.
While hydroquinone (HQ) has been implicated as an interfering allelochemical in natural and agroecosystems, the mechanism of this interference remains poorly understood.
This research focused on determining how variations in light level in conjunction with a known allelochemical stress affected growth and photosynthesis.