plant hormone

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Related to Plant hormones: Plant growth regulators

plant hormone

n.
Any of various hormones produced by plants that control or regulate germination, growth, metabolism, or other physiological activities. Also called phytohormone.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.plant hormone - (botany) a plant product that acts like a hormone
phytology, botany - the branch of biology that studies plants
auxin - a plant hormone that promotes root formation and bud growth
gibberellin - a plant hormone isolated from a fungus; used in promoting plant growth
cytokinin, kinin - any of a class of plant hormones that promote cell division and delay the senescence of leaves
plant product - a product made from plant material
References in periodicals archive ?
Substances simplifying the machine harvest of some croppers and plant hormones are also classified as CPPP.
com/prnh/20130307/600769 Plant growth regulators, also known as plant hormones are chemicals occurring in low concentrations, which promote plant growth by increasing the supply or availability of primary nutrients to the plant.
Among the plant hormones, auxin and ethylene have crucial role in the development of plant's root system, increase the absorption of water and nutrients and as a consequence increase the yield [1].
In third-stage dormancy, plant hormones direct a change within cells resulting in the production of antifreeze within cells, ensuring resistance to deep-freeze conditions.
Plant growth and development are complicated processes which include the plant's developmental program determined by its genome, the response to biotic and abiotic environmental conditions and finally, the effect of plant hormones on plant's biological processes.
Other subjects examined include the role of the plant hormones salicylic acid and jasmonic acid in signaling pathways downstream of immune receptors.
Oestrogen-like plant hormones or "phytoestrogens", isoflavones help to reduce hot flushes by providing an additional hormone boost when oestrogen levels are low.
A naturally occurring class of plant hormones called "cytokinins" has been found to boost yields from cotton crops that receive little or no irrigation during drought conditions.
The middle 20th century saw great advances in the understanding of plant hormones and resulted in the herbicide industry of today but it was work done by Murashige & Skoog that made the biggest change.
Washington, March 11(ANI): Scientists from the Agricultural Research Service (ARS) have found that a naturally occurring class of plant hormones called cytokinins has been found to help increase cotton yields during drought conditions.