Con | ConN | Str | StrN | Man | ManN | |
Total C (mg/g) | 2.16 (0.3) b | 2.22 (0.8) b | 2.48 (0.0) b | 2.68 (0.0) b | 3.57 (0.0) a | 3.56 (0.0) a |
Total N (mg/g) | 0.15 (0.0) b | 0.16 (0.0) b | 0.15 (0.0) b | 0.17 (0.0) ab | 0.27 (0.0) a | 0.25 (0.0) ab |
CEC (meq/%) | 1.95 (0.3) a | 2.24 (0.7) a | 2.13 (0.6) a | 1.99 (0.4) a | 2.37 (0.4) a | 2.33 (0.4) a |
pH KCl | 4.58 (0.3) c | 4.09 (0.2) d | 5.19 (0.2) ab | 4.76 (0.2) c | 5.51 (0.3) a | 5.14 (0.4) b |
Total P (mg/kg) | 112.67 (17.3) b | 96.83 (30.2) b | 113.67 (15.1) b | 112.67 (20.9) b | 147.33 (19.2) a | 146.50 (23.4) a |
Available P (mg/kg) | 30.77 (4.9) bc | 28.22 (8.0) bc | 31.64 (11.9) bc | 26.19 (5.3) c | 56.37 (28.1) a | 45.53 (18.9) ab |
Grain yield (kg/ha) | 167 (174) b | 207 (124) b | 90 (60) b | 233 (154) b | 730 (319) a | 737 (350) a |
Plant biomass (kg/ha) | 480 (426) b | 627 (286) b | 300 (192) b | 600 (390) b | 1893 (779) a | 1900 (806) a |