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Terms for subject Agriculture containing carbon/nitrogen | all forms | in specified order only
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carbon to nitrogen ratio碳氮比C:N比
carbon-nitrogen ratioC-N比[率]
carbon-nitrogen ratio碳氮比 [率] (C-N ratio)
carbon-nitrogen ratio碳氮比[率]
symbiotic carbon- heterotrophic nitrogen-fixing organism共生碳异养固氮生物