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Resear ch Ar ticle

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Academic year: 2019

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Table 1 – Coordinates and historical land use of the areas evaluated in São Luís.
Table 2 – Granulometric and chemical characterization of soils under different land uses in São Luís, MA, Brazil (mean ± standard error of the  mean) (n = 5)
Table 3 – C content, bulk density and C stock in the 0-10 cm, 10-20 cm and 20-30 cm layers and C stocks accumulated in the first 30 cm of  depth in soils under different land uses in São Luís, MA, Brazil (mean ± standard error of the mean)
Figure 2 – Comparison between carbon management indexes (CMIs)  calculated from C values obtained by oxidation of C with K 2 Cr 2 O 7 and by physical fractionation of soil organic matter, in 0-10 cm layer,  in areas under different land uses in São Luís, M
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