免耕条件下施用有机肥对冬小麦土壤酶及活性有机碳的影响

郑凤君,王雪,李景,王碧胜,宋霄君,张孟妮,武雪萍,刘爽,席吉龙,张建诚,李永山

Effect of No-Tillage with Manure on Soil Enzyme Activities and Soil Active Organic Carbon

FengJun ZHENG,Xue WANG,Jing LI,BiSheng WANG,XiaoJun SONG,MengNi ZHANG,XuePing WU,Shuang LIU,JiLong XI,JianCheng ZHANG,YongShan LI

表1 测试土壤酶种类及所用底物

Table 1 Soil glycosidase species and corresponding substrates used for measurements

酶 Enzyme 简写 Abbreviation 功能 Function 底物 Substrate β葡萄糖苷酶 β-Glucosidase ΒG 降解纤维素,释放葡萄糖 Releases glucose from cellulose 4- MUB -β-D-glucoside β木聚糖苷酶 β-Xylosidase BXYL 降解半纤维素 Degrades hemi-cellulose 4- MUB -β-D-xyloside 纤维二糖苷酶 Cellobiohydrolase CBH 降解纤维素,释放二糖 Releases disaccharides from cellulose 4- MUB -β-D-cellobioside α葡萄糖苷酶 α-1,4-Gulcosidase AG 降解可溶性糖类 Releases glucose from soluble saccharides 4- MUB -α-D-glucoside