Boron class | Semi-sensitive crops | Semi-tolerant and tolerant crops | ||
| Range (mg/L) | No of sample | Range (mg/L) | No of sample |
Excellent | <0.33 | 7 samples | <0.67 | 13 samples |
Good | 0.33 - 0.67 | 6 samples | 0.67 - 1.33 | 10 samples |
Permissible | 0.67 - 1 | 6 samples | 1.33 - 2.0 | 3 samples |
Doubtful | 1 - 1.125 | 6 samples | 2.0 - 2.5 | 1 samples |
Unsuitable | >1.125 | 14 samples | >2.5 | 10 samples |