比较测定了蚓粪和原土壤几种重要的土壤酶的活性变化以及土壤的几种肥力指标的变化。
The respiratory intensity, the activity of several soil enzymes and the soil fertilities were also comparatively determined in the original soil with those in the casts.
土壤中滴滴涕残留量偏高，是由于防治红蜘蛛时施用三氯杀螨醇，而三氯杀螨醇原药中含有滴滴涕所致。
The residue of DDT in soil is rather high due to the application of the pesticide Kelthane to prevent and kill red spider on the wheat field and the pesticide Kelthane contains DDT.
我们将咖啡店前原停车场铺以土壤，种上些许绿植，改造成一处小庭院。
We changed the parking lot in front of the Cafe into a garden with soil and several kind of trees.
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