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Effects of different irrigation methods and fertilization regimes on accumulated N2O and CH4 emissions during cotton growing season. Values are means ± standard deviation of three replicates. Different small letters in the same column refer to significant difference between treatments at P < 0.05 level.
| N2O (kg ha−1) | CH4 (kg ha−1) | |
|---|---|---|
| FC | 1.71 ± 0.13a | −2.92 ± 0.96ab |
| DC | 1.09 ± 0.11b | −8.87 ± 1.85b |
| FB | 1.21 ± 0.07b | 5.39 ± 4.91a |
| DB | 1.04 ± 0.06b | −6.84 ± 1.07b |
