Soil enzyme activity varied obviously with duration of vegetable plantation and could be cited as a sensitive indicator of changes in soil quality.
不同利用年限菜地土壤酶活性变化幅度较大，能够更为敏感的指示土壤质量的变化。
Nowadays, its main focus in the study is the medical field, however, only relatively few papers about Cytochrome P450 enzyme system has been reported in environmental indicator organism up to date.
现今，对它的研究主要集中在大、小鼠及医药领域，有关环境指示生物的报道很少，目前还未见农药对鲫鱼P450酶系影响的研究报道。
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