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Functional Groups Determine Biochar Properties (pH and EC) as Studied by Two-Dimensional 13C NMR Correlation Spectroscopy
- Xiaoming Li,
- Qirong Shen,
- Dongqing Zhang,
- Xinlan Mei,
- Wei Ran,
- Yangchun Xu,
- Guanghui Yu
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- Published: June 19, 2013
- https://doi.org/10.1371/journal.pone.0065949