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. 2020 Jun 9;8:e9224. doi: 10.7717/peerj.9224

Figure 1. Plant height (A) and root length (B) of pepper plants (Capsicum annuum L.) grown in nutrient solutions containing different concentrations of Si under unstressed conditions.

Figure 1

Error bars indicate standard deviation. Columns with different letters are statistically different (P ≤ 0.05).