Table 2.

Seasonal NO-N emissions, yield-scaled emissions, and emission factors (two-year average) with different N-fertilizer treatments under AWD conditions, BRRI, Gazipur.

Treatment	NO-N emission (g ha−1 season−1)	Yield-scaled NO-N emission (g t−1 grain)	NO-N emission factor (%)
Control	12.23a	6.80a	—
Urea briquette	18.08a	3.89a	0.009a
Prilled urea	14.72a	3.78a	0.003a

Note: In a column, means followed by the same letters are not significantly different at a 5% level of probability by Tukey’s honest significant difference (HSD) test.