| LC control no. | sh 85054275 |
|---|---|
| LC classification | QK776 Botany |
| Topical heading | Geotropism |
| Variant(s) | Gravitropism Plants--Effect of gravity on |
| See also | Gravity--Physiological effect Tropisms Geotaxis |
| Found in | Wikipedia, Nov. 7, 2006 (Gravitropism (or geotropism) is a turning or growth movement by a plant or fungi in response to gravity.) The American heritage dict. of the Engl. lang., via WWW, Nov. 7, 2006 (geotropism: The growth of a living organism in response to gravity, as the downward growth of plant roots) Encarta dict., via WWW, Nov. 7, 2006 (geotropism: plant growth related to gravity: plant growth or movement in response to gravity. Upward growth of plant parts, against gravity, is called negative geotropism, and downward growth of roots is called positive geotropism) Merriam-Webster online dict., Nov. 7, 2006 (geotropism: : a tropism (as of plant roots) in which gravity is the orienting factor) Infoplease dict., via WWW, Nov. 7, 2006 (geotropism: oriented growth with respect to the force of gravity) |
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