Fig. 4 | Scientific Reports

Fig. 4

From: Effects of biochar on soil properties as well as available and TCLP-extractable Cu contents: a global meta-analysis

Fig. 4The alternative text for this image may have been generated using AI.

Regression analysis of the relationship between soil pH and EC, CEC, TCLP-extractable Cu, and available Cu in acidic and non-acidic soils. The x-axis represents the response ratio of soil pH, while the y-axis represents the response ratios of EC, CEC, TCLP-extractable Cu, and available Cu.

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