1979; Barbee and Brown, 1986; Grossmann and Udluft, 1991; Brandi-Dohrn et al., 1996a). The area or zone Soil solution was collected with passive capillary samplers of sampling is unknown and may change with varying (PCAPS) and zero-tension samplers (ZTS) from A horizons of forested soils. The volume and chemistry of collected solutions were moisture conditions or suction applied. In addition, s...