Indoleacetic acid is a very important growth hormone in plants, which is closely related to root development.
The application of chitooligosaccharides can induce the increase of secretion of plant growth hormones such as indoleacetic acid in plants.
The results of the study showed that after using Chitosan oligosaccharide, plant endogenous hormones such as indoleacetic acid and gibberellic acid reached the highest levels within 8 hours.
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