岩溶湿地和稻田的土壤酶活性与CO<sub>2</sub>和CH<sub>4</sub>排放特征

岩溶湿地和稻田的土壤酶活性与CO₂和CH₄排放特征

袁武,靳振江,程跃扬,贾远航,梁锦桃,邱江梅,潘复静,刘德深

Characteristics of Soil Enzyme Activities and CO₂ and CH₄ Emissions from Natural Wetland and Paddy Field in Karst Areas

YUAN Wu,JIN ZhenJiang,CHENG YueYang,JIA YuanHang,LIANG JinTao,QIU JiangMei,PAN FuJing,LIU DeShen

表5 温室气体排放与酶活性的相关性

Table 5 Correlation between enzyme activity and greenhouse gas flux during growth period

	β-葡萄糖苷酶 β-glucosidase	纤维素酶 Cellulase	蔗糖酶 Invertase	几丁质酶 Chitinase	脲酶 Urease	碱性磷酸酶 Alkaline phosphatase	CO₂排放通量 CO₂ flux
纤维素酶 Cellulase	0.633**
蔗糖酶Invertase	0.433**	0.433**
几丁质酶Chitinase	0.633**	0.500**	0.533**
脲酶Urease	0.667**	0.567**	0.300	0.367*
碱性磷酸酶Alkaline phosphatase	0.433**	0.400*	0.233	0.367*	0.533**
CO₂排放通量CO₂flux	-0.367*	-0.433**	-0.333*	-0.500**	-0.167	-0.200
CH₄排放通量CH₄ flux	-0.683**	-0.417*	-0.483**	-0.483**	-0.550**	-0.350*	0.317*