Research Article

Responses of Hydroponically Grown Sorghum (Sorghum bicolor L.M) to Zinc (Zn) Stress

Figure 3

Effects of Zn Levels on (a) Zn uptake (b) accumulation of proline in sorghum bicolor L.M plants after 21 day of exposure. The vertical bars represent standard error of mean (n = 3). Different letters above the bars indicate significant differences at P<0.05 as determined by Fisher’s LSD test.