Plant Hormones
Uses of plant hormones
- Created by: AJ3373
- Created on: 03-06-14 09:04
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- Plant Hormones
- Auxin
- Promotes root growth in cuttings
- Produces seedless fruit
- Used as a selective weed killer
- inhibits leaf abscission
- Can promote further elongation of cells
- Cytokinin
- Delays leaf senescence to avoid vegetables discolouring, which increases shelf life
- Promotes bud and shoot growth during tissue culture
- Promotes the growth of lateral buds - override the apical dominance effect
- Ethene
- Speeds up fruit ripening and promotes fruit drop
- Promotes the growth of lateral brances
- Stimulates production of cellulase
- Gibberellins
- Delays fruit senescence and drop to make harvesting more efficient
- Improves the shape and size of fruit
- Activates enzymes in stored barley to produce malt for brewing
- Speeds up seed production during breeding seasons
- Abscisic Acid
- Inhibits seed germination and growth
- Causes stomatal closure when the plant is stressed because of low water availability
- NOTHING TO DO WITH LEAF ABSCISSION
- Inhibits growth of lateral buds
- Auxin
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