Gaseous enzyme
Naturally occurring gaseous growth hormone or growth inhibitor or growth regulator
Liquid gas mixture
Solid hormone
Florigen
Fluorocarbon
Auxin
Gibberellic acid
In short day plants under long day conditions
In long day plants under short day conditions
For some plants
None of the above
At the base of various plant organs
Growing tips of plants
In leaves
In xylem and phloem cells only
Growth curvature in response to light
Recurrence of day and night
Effect of day length on plant growth
Flowering plant
Indole butyric acid / Auxin
Gibberellic acid
Carotene
Lycopene
Cytokinin
Abscissic acid
Florigen
Auxin
Florigen
Colchicine
Abscission
Vernalin
Ethanol
Auxins (or ethylene)
Cytokinins
ABA
Dry seeds
Roots
Stem apex
Leaves
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