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Recalcitrance of mycorrhizal tissues Based on the magnitude of mycorrhizal fungal inputs to the soil carbon pool , some have suggested that variation in the recalcitrance of mycorrhizal biomass may be important for predicting soil carbon storage , as it would affect the rate at which the contribution of mycorrhizal fungi to soil carbon is returned to the atmosphere .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
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