Table 1.
Tr. | Additive | UAN | AS | Urea | AN | |
---|---|---|---|---|---|---|
1 | - | - | 7.70 | 5.18 | 8.82 | 4.58 |
2 | acid NHA | 100:1 | 7.26 | 3.25 | 3.74 | 2.34 |
3 | neutral NHA | 100:1 | 7.60 | 4.65 | 5.39 | 4.35 |
4 | acid NHA | 100:2 | 5.29 | 3.06 | 3.52 | 2.18 |
5 | neutral NHA | 100:2 | 7.58 | 4.60 | 5.30 | 4.38 |
NHA—natural hydroabsorbent; UAN—urea ammonium nitrate; AS—solution of ammonium sulphate; Urea—urea solution; AN—solution of ammonium nitrate.