Plant nitrogen source in the soil is challenging to track. Compiling the most comprehensive global δ15N dataset, a new study shows the plant use of various available soil nitrogen forms… Click to show full abstract
Plant nitrogen source in the soil is challenging to track. Compiling the most comprehensive global δ15N dataset, a new study shows the plant use of various available soil nitrogen forms (ammonium, nitrate, and organic nitrogen) is strongly controlled by temperature.
               
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