0.45–0.6 m, 0.6–0.9 m, and 0.9–1.2 m. The top five depths were sampled at each terrace position in each of the six transects per rubber plantation (n = 6, for each depth per terrace position and plantation age), using a Dutch auger.
0.45–0.6 m, 0.6–0.9 m, and 0.9–1.2 m. The top five depths weresampled at each terrace position in each of the six transects perrubber plantation (n = 6, for each depth per terrace position andplantation age), using a Dutch auger.