Effects of Soil Temperature, Flooding, and Organic Matter Addition on N₂O Emissions from a Soil of Hongze Lake Wetland, China

Figure 1

N₂O emission rate of the treatments studied. (Treatments notations are as follows: A: incubation at 35°C; B: incubation at 20°C; I: peat soil; II: peat soil under flooding; III: peat soil plus raw organic matter; IV: peat soil under flooding plus organic matter).

(a)

(b)

(c)

(d)