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. 2019 Jul 11;19:159. doi: 10.1186/s12866-019-1536-1

Fig. 5.

Fig. 5

Rhizobial growth response to different environmental pH on day a 5, b 10, c 15 and d 20. R1 - Rhizobium sp. strain R1, R2 - Rhizobium tropici strain R2, R3 - Rhizobium cellulosilyticum strain R3, R4 - Rhizobium taibaishanense strain R4 and R5 - Ensifer meliloti strain R5. Data represent mean ± SE