Gibberellic acid is a hormone that occurs naturally in plants,but is sometimes used to treat plants to stimulate their growth. The increase in growth in the treated pea plant (on the right)can be seen at the bottom of this composite image,48 hours later | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Omikron |
Taille de l’image : | 2782 px × 5976 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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