Factor

Levels

Clay size

1 (size 3)

2 (size 5)

3 (size 7)

PEG%

0 g

1 (0.1 g)

2 (0.2 g)

3 (0.3 g)

4 (0.4 g)

5 (0.5 g)

6 (0.6 g)