Table 3 Effect of different concentrations of either arginine and SNP on growth parameters of sunflower plants under salinity stress
Salinity | Material | Conc. (mM) | Shoot length (cm) | No. of leaves | Stem diam. (cm) | Shoot fresh wt. (gm) | Shoot dry wt. (gm) |
|---|---|---|---|---|---|---|---|
0 | Control | 0 | 58.07 | 15.33 | 1.80 | 46.47 | 5.81 |
Arginine | 10 | 68.63 | 18.00 | 2.33 | 57.12 | 6.97 | |
20 | 78.70 | 20.33 | 3.03 | 63.94 | 7.99 | ||
SNP | 0.25 | 69.55 | 17.67 | 3.30 | 58.21 | 7.44 | |
0.50 | 74.87 | 18.67 | 3.63 | 66.07 | 7.68 | ||
5000 (mg/L) | Control | 0 | 42.93 | 12.67 | 1.63 | 36.54 | 3.48 |
Arginine | 10 | 49.90 | 14.67 | 2.10 | 45.33 | 4.71 | |
20 | 58.73 | 17.67 | 2.43 | 50.54 | 5.06 | ||
SNP | 0.25 | 54.77 | 15.33 | 2.07 | 37.51 | 4.69 | |
0.50 | 61.53 | 16.67 | 2.85 | 43.21 | 5.41 | ||
LSD at 5% | 2.42 | NS | 0.24 | NS | NS | ||
LSD at 1% | – | 0.33 | |||||