滴灌水肥一体化配施有机肥对土壤N<sub>2</sub>O排放与酶活性的影响

滴灌水肥一体化配施有机肥对土壤N₂O排放与酶活性的影响

奚雅静,汪俊玉,李银坤,武雪萍,李晓秀,王碧胜,李生平,宋霄君,刘彩彩

Effects of Drip Irrigation Water and Fertilizer Integration Combined with Organic Fertilizers on Soil N₂O Emission and Enzyme Activity

YaJing XI,JunYu WANG,YinKun LI,XuePing WU,XiaoXiu LI,BiSheng WANG,ShengPing LI,XiaoJun SONG,CaiCai LIU

表4 土壤氮素转化酶活性与N₂O排放通量的相关分析

Table 4 Correlation analysis between soil nitrogen invertase activity and N₂O emission flux

	N₂O排放通量 N₂O emission flux	UR活性 UR activity	NR活性 NR activity	Ni R活性 Ni R activity	Hy R活性 Hy R activity
N₂O排放通量 N₂O emission flux	1	-0.055	0.516**	0.163	0.757**
UR活性 UR activity		1	0.704**	0.843**	0.567**
NR活性 NR activity			1	0.605**	0.712**
Ni R活性 Ni R activity				1	0.566**
Hy R活性 Hy R activity					1