长期耕作对半干旱区人工沙质稻田土壤理化性质及酶活性的影响

丛安琪, 詹瑾, 王宁, 张铜会, 刘新平

Effects of long-term cultivation on soil physicochemical properties and enzyme activities of artificial sandy paddy field in semi-arid region

Anqi Cong, Jin Zhan, Ning Wang, Tonghui Zhang, Xinping Liu

图3 不同土层土壤理化性质与土壤酶活性相关关系 注：*、**和***分别表示在P<0.05、P<0.01和P<0.001水平上显著

Fig.3 Correlation diagram between soil physicochemical properties and soil enzyme activity in different soil layers