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  • noun

Words related to geotropism

an orienting response to gravity

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References in periodicals archive ?
Auxin is the first plant hormone studied and it has been correlated with several developmental processes like root initiation, apical dominance, plant growth, geotropism and phototropism and fruit development (Paciorek & Friml, 2006).
The instance, Allopathic, geotropism of root and the aerial growth of foot stalk, flowering and winter sleeping of plant and the germination of seed at pure determine time, hunter sing the insects by sarcophagi plants, coexistence with another creatures example, mushroom and bacterias example, the Azoth stabilizer bacteria and the power to contrast with plant illness, contrast with environment tensions example, dryness, cold, and give the resistor mechanism in contrast theirs and most important all, product of metabolite (substance) in amount of human's need from this substance as plant drug, they utilization.
The detector was set up for a 4 week period at the Farlow Herbarium at Harvard University, where I was a research affiliate at the time, conducting work at the Arnold Arboretum, studying the negative geotropism of a heavy vine, Aristolochia macrophylla.
This is called a negative geotropic response--compared of course to "normal" root responses to gravity, as in terrestrials, which is called positive geotropism.
Roots grow down into the soil (positive geotropism), and shoots grow upward from the ground (negative geotropism).
A few examples of the diverse topics covered in the volumes include acorn worm, air masses and fronts, animal cancer tests, big bang theory, biophysics, buckwheat, cardiac cycle, dentrification, dragonflies, geotropism, ice age refuges, irrational number, legumes, nuclear winter, oscillations, photocopying, quantum electrodynamics, restoration ecology, set theory, squirrel fish, tartaric acid, tumbleweed, ultraviolet astronomy, weather forecasting, xylotomy, and zodiacal light.
The emerging shoots can be earthed up gradually in May and early June, while the buried shoots will be working their way downwards (geotropism) to form new potatoes on their tips.
cotyledon damping off direct-seeding emergence etiolation [F.sub.1] hybrid geotropism harden-off hybrid imbibe imbibition mycorrhizae open-pollination pasteurization prothallus radicle scarification sorus (sori) stratification viability
As the seeds germinated, geotropism directed the roots downward.