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Plant Harmones - Coggle Diagram
Plant Harmones
Auxin/IAA
Stem
cell enlargement behind the apex
Promote cell division in cambium
Root
Promote growth at very low concentration
Inhibit growth at high concentration
Promote of growth by cuttings/calluses
bud
Promote bud initiation in shoots
May antagonistic to cytokinins
Apical dominance.fruit growth/ parthenocarpy
Delay senescence and inhibit abscissio
n
Commercial uses
Synthetic auxins
NAA
Fruit set
Parthenocarpy
2,4 D
Eliminate the weeds
Inhibits sprouting of potatoes
Prevents premature fruit drop
Gibberellin
Cytokinins
Abscissic acid
Ethene