Fig. 1

Phenotype of 41 days old wild tomato plant under 12 days hypoxia treatment at root rhizosphere and the control plant. a The whole plant morphology of hypoxia-treated wild tomato and the control plant (CK). Scale bars, 10 cm. Statistical analysis of root number (b), root diameter (c), root length (d), dry weight of root (e), dry weight of shoot (f), and IAA content (g). Asterisks indicate statistically significant differences compared with control by Student’s t test (*P < 0.05; **P < 0.01)