SSSAJ -- Wright and Hons 69 (1): 141 Figure IG3

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Fig. 3. Soil organic C and N (Mg ha^–1) in sorghum, wheat, and soybean monocultures under no-tillage (NT) and conventional tillage (CT) at 0- to 5- and 5- to 15-cm depths. Error bars represent the standard error of the mean.