Fig. 7From: Exogenous gibberellin altered morphology, anatomic and transcriptional regulatory networks of hormones in carrot root and shootNumber of vascular bundles in carrot petioles under different treatments. Data were calculated and presented as mean ± SD. Student’s t test was used to determine the difference between two treatments. * P < 0.05 was considered to be statistically significant compared with control groupBack to article page