Fig. 1. (A) Field measured profile-averaged water content, 
k, (B) bulk electrical conductivity, 
b, (C) irrigation input, and (D) estimated evapotranspiration (ET) during the growing season, 1997.
Fig. 1. (A) Field measured profile-averaged water content, k, (B) bulk electrical conductivity, b, (C) irrigation input, and (D) estimated evapotranspiration (ET) during the growing season, 1997.