Rehabilitation of Degraded Tropical Rainforest Using Dipterocarp Trees in Sarawak, Malaysia

<table>Vertical distribution of soil properties in the grassland, secondary forest, and logged forest in 2000; ○: grassland, △: secondary forest, □: logged forest. T-C: total carbon; CEC: cation exchange capacity; Exch. Al, exchangeable aluminium; Ald and Fed: Al and Fe contents extracted by dithionite-citrate; Alo and Feo: Al and Fe contents extracted by ammonium oxalate; PZSE: point of zero salt effect.</table>

International Journal of Forestry Research

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Figure 2

Figure 2: Rehabilitation of Degraded Tropical Rainforest Using Dipterocarp Trees in Sarawak, Malaysia 