Sample no

Sampling at start of program (T0)

Sampling at end of program (T60)

direct (qual.)

1:10 diluted (qual.)

quan. (ID50)

direct (qual.)

1:10 diluted (qual.)

quan. (ID50)

1

toxic

+

n.e.

+

+

≥1.5

2

+

+

≥1.5

+

+

≥1.5