The nitrification inhibitor DMPP preferentially suppresses ammonia-oxidising bacteria and reduces nitric oxide emissions in an archaeal-dominated grassland soil.
Abdallah Awad, Laura Maritza Cardenas, Nadine Loick, Salim Al‐Babili, Mark A. Tester, Vanessa Jane Melino
This study shows that the nitrification inhibitor DMPP reduces nitric oxide emissions more than dicyandiamide by preferentially suppressing ammonia-oxidising bacteria in grassland soil.
bioRxiv · Sep 22, 2026 · PreprintEcology