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Fig. 7 | AMB Express

Fig. 7

From: Agricultural by-products and oyster shell as alternative nutrient sources for microbial sealing of early age cracks in mortar

Fig. 7

FE-SEM image of calcium carbonate precipitated in the cracks of SN-treated specimens. a, b Images of calcium carbonate formed in the cracks of Ref and Oys mortars on day 14 post-crack induction. c, d Calcium carbonate and bacteria collected from the cracks of Spo and Mix mortars treated daily with SN for 14 days post-crack induction. Arrows point to vegetative cells or spores

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