Fig. 2. Relationship between gravimetric water content (n = 5) and volt signal from direct current half-bridge sensors installed in the (2a; n = 12) Oi horizon and (2b; n = 24) Oe/Oa horizon. Error bars represent the standard error of the mean.
Fig. 2. Relationship between gravimetric water content (n = 5) and volt signal from direct current half-bridge sensors installed in the (2a; n = 12) Oi horizon and (2b; n = 24) Oe/Oa horizon. Error bars represent the standard error of the mean.