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. 2019 Jul 11;19:306. doi: 10.1186/s12870-019-1914-8

Fig. 1.

Fig. 1

Physiological changes of sorghum accessions in response to low-P stress. a and b Relative dry weight of shoot (a) and relative P content of shoot (b) of different accessions from 2015 and 2016 experiments. Asterisks denote statistically significant differences between the results from two independent experiments (P < 0.05). Bars represent the standard error of the mean (n = 3)