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Table 3 Analysis of variance (ANOVA) of SOC concentration along soil layers

From: Status of soil organic carbon and nitrogen stocks in Koga Watershed Area, Northwest Ethiopia

Land use Mean SOC (%) +sd (0–15 cm) Mean SOC (%) + sd (15–30 cm) Pr (F)
Irrigation farmland 2.73a ± 0.15 2.34b ± 0.20 0.0196*
Rainfed farmland 2.67c ± 0.16 2.09b ± 0.18 3e−06**
Significant level ‘**’ 0.01 ‘*’ 0.05