Research Article

Experimental Research of Reliability of Plant Stress State Detection by Laser-Induced Fluorescence Method

Figure 9

Fluorescence ratio () mean values and 95% confidence intervals of watercress in normal conditions (columns 1, 3, 5, 7, and 9) and under stressed conditions caused by mechanical damage and overwatering (columns 2, 4, 6, 8, 10, and 12).