在同一生态区，土壤磷酸酶活性随肥力水平的升高而增大；
Soil enzyme activity increases with soil fertility among the same ecological zone.
农田种植小麦和覆膜均增加了土壤磷酸酶活性和N2O的排放。
The wheat planting and film mulching all increased the soil phosphatase activity and N2O emission flux, applying fertilizer could enhance the phosphatase activity.
土壤磷酸酶活性随肥力水平的提高而提高，随土层深度的加深而下降。
The activity of phosphatase in soils went up with the increase of fertility levels and lowered with the deepening of soil layers.
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