Impact of OBC and OBC-Mg on soil cation exchange capacity (CEC) During the incubation period, the overall soil CEC showed a decreasing trend after the application of OBC and OBC-Mg with the increase of incubation time ( Figure 3 ).
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Effects of magnesium-modified biochar on soil organic carbon mineralization in citrus orchard.
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The sentences
The application of OBC showed an overall trend of increasing sucrase activity with incubation time.
The soil mineralization rate decreased in all treatments from 0 to 10 days of incubation, and showed an increasing trend in all treatments from 10 to 20 days of incubation.