Treatments | Nitrification inhibition rate (%) | |||||||
2 | 4 | 18 | 35 | 50 | 65 | 80 | 100 | |
N + En | 48.5a | 50.1a | 33.1a | 6.2a | 6.0a | 13.5a | 8.8a | 4.4a |
N + DMPP | 95.8b | 84.0b | 81.9b | 32.9b | 17.5b | 18.7a | 6.4a | 6.7ab |
N + DCD | 97.2b | 92.0b | 69.0c | 53.7c | 23.1c | 20.7a | 8.6a | 5.1ab |