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1,王雪2,李景3,王碧胜1,宋霄君1,张孟妮1,武雪萍1(),刘爽1(),席吉龙4,张建诚4,李永山4
Effect of No-Tillage with Manure on Soil Enzyme Activities and Soil Active Organic Carbon
FengJun ZHENG1,Xue WANG2,Jing LI3,BiSheng WANG1,XiaoJun SONG1,MengNi ZHANG1,XuePing WU1(),Shuang LIU1(),JiLong XI4,JianCheng ZHANG4,YongShan LI4

图3. 冬小麦不同生育时期土壤酶活性
“*”表示处理间土壤酶活性存在显著差异 “*”Indicate significant differences in soil enzyme activities between different treatments

Fig. 3. Soil enzyme activities at the different growth stages of winter wheat