Figure 5.
The relation between intercept (Po) and the soil matric potential. The points below (above) the 1:1 line indicate a more negative (positive) osmotic potential in the leaf xylem than in the soil.
The relation between intercept (Po) and the soil matric potential. The points below (above) the 1:1 line indicate a more negative (positive) osmotic potential in the leaf xylem than in the soil.