Figure 2From: Seasonal variation of carbon fluxes in a sparse savanna in semi arid SudanSoil organic carbon in the upper 20 cm of the soil profile in Acacia senegal plantations with different stand age, at a cultivated site and in the close vicinity of the flux tower (foot print). Error bars indicate ± 1 standard deviation, four samples at each site, all samples from Demokeya.Back to article page