… , and the concentration of NO 3 - -N reached its peak at 2–3 days after fertilization. After the
fertilization urea-N first transformed into NH 4 + -N, it then gradually transformed into NO 3 - -…

… contribute to indirect nitrous oxide (N 2 O) emissions. Similarly, … with different residue levels
and urea-N rates on NH 3 fluxes … Boro rice seedlings, followed by transplanting of Aus rice in …

… maintaining a floodwater depth of 5–10 cm), mid-season aeration (from the 34th to 42nd day
after rice transplantation) and post-maturation drainage (66th day after rice transplantation). …

… showed peaks of N 2 O emissions after application. … For each fertilisation event, cumulative
NH 3 emissions were … the mineral fertilisers (FYM was only 50% urea N). Assuming a range of …

… ) and nitrogen treatments (FM1 100% urea-N and FM2 50% … N 2 O emission occurred at 76
days after transplanting (DAT) … nitrogen cycle to nitrogen input in Minjiang estuarine wetland…

… strategies for wetland paddy cultivation and ensure better utilization of costly N fertilizer. …
Nitric oxide is responsible for the creation of ozone in the troposphere that adversely affects …

… urea N-fertilization, NH 3 volatilization rates for the S0 and S1 salinity levels peaked on the
second day after … under the S2 salinity level on the 4th day after application. As under urea …

… (farmyard manure) combined with urea-N increased by 28.14% compared to soils amended
… CH 4 emissions from paddy fields following the OCN treatment (20% OF+80% urea-N) were …

… rice cultivation. While numerous studies have investigated nitrous oxide emissions in response
to nitrogen fertilization, … of high N2O fluxes after nitrogen fertilization and the condition of …

… In the rest 85% of the gross rice area wetland rice is … floodwater ammonia following urea
application to lowland rice. … , nitrous oxide emission and N use efficiency of aerobic rice under …