Usefulness of the carbon-13 tracer technique for characterizing terrestrial carbon pools

Agriculture & Biology

• carbon sinks 100%
• tracer techniques 82%
• carbon 54%
• soil 41%
• researchers 34%
• humic substances 27%
• long term experiments 25%
• soil organic carbon 23%
• soil microorganisms 22%
• crop residues 22%
• organic carbon 22%
• vegetation 15%
• duration 13%
• degradation 12%

Earth & Environmental Sciences

• carbon isotope 78%
• tracer 65%
• carbon 46%
• soil 35%
• organic carbon 21%
• long-term experiment 17%
• crop rotation 17%
• crop residue 16%
• humic substance 15%
• carbon emission 13%
• natural environment 12%
• decomposition 9%
• vegetation 8%