...字：放牧鸡；放牧距离；土壤深度；土壤理化性质 [gap=1347]Key words： free-range chickens； grazing distance； soil depth； soil physical and chemical properties ...
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effective soil depth 有效土壤深度
soil depth of cultivation 覆土深度
in soil depth 土壤深度
frozen soil depth 冻土深度
buried soil depth 土壤埋深
soil depth profiles 土壤剖面
entering soil depth 入土深度
covering soil depth 覆土厚度
different soil depth 不同土层深度
The saturated hydraulic conductivity decreased as soil depth increased.
土壤饱和导水率随土壤深度增加而减小。
参考来源 - 内蒙古大青山油松人工林水分特征的研究Olsen-P contents are reduced sharply with the increase of soil depth in farmlands.
随着土层深度的增加,土壤中Olsen-P的含量显著降低。
参考来源 - 太湖水网地区不同种植类型农田磷素渗漏流失研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Urease activity falls with the soil depth.
脲酶活性随土壤深度加深而降低。
The mulching effect decreased with the increase of soil depth.
随土壤深度增加，覆盖的增温效果下降。
Among the soil Characteristics, soil depth is the most important.
最重要的土壤因子是土壤发生层厚度。
Strawberries grown in containers need a soil depth of about twenty-five to thirty centimeters.
VOA: special.2009.05.19
The Moon Mineralogy Mapper could only examine lunar soil to a depth of a few millimeters.
VOA: special.2009.12.30
The Moon Mineralogy Mapper can only observe lunar soil to a depth of a few millimeters.
VOA: special.2009.09.30
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