From: Status of soil organic carbon and nitrogen stocks in Koga Watershed Area, Northwest Ethiopia
Land use | Depth (cm) | Mean SOC stock (t ha−1) | Mean N stocks (t ha−1) | (Pr > F) |
---|---|---|---|---|
Rainfed farm | 0–15 | 42.41*a | 2.89 | 0.000172*** |
15–30 | 37.31*b | 3.03 | ||
Irrigation farm | 0–15 | 43.26a | 3.18 | 0.0156* |
15–30 | 39.31c | 2.88 |