Buried / unburied

Control Buried Buried Buried Unburied Unburied Unburied

Time (months)

0 1 2 3 1 2 3

N =

10 20 20 20 3 3 4
a) Type of samples used in the first experiment

Sand type

Dry Wet Dry Wet Dry Wet

Time (months)

1 1 2 2 3 3

N =

15 15 15 15 15 15
b) Type of samples used in the second experiment
Table 1: Explanation of the samples of the experiment.