不同草地类型土壤养分含量的变化是随着土层加深而降低。
The soil nutrient in different rangeland stapes was gradually decreased with soil depth.
随着土层加深，有效硫含量逐渐增加、全硫含量依次减少。
Soil available s content increased gradually with increase in soil depth, whereas total s content decreased stepwise.
随着土层加深，三大类微生物数量减少，呈现自上而下逐渐减少的趋势。
Together with the soil layer's deepening, the quantities of the three major microbes are reducing, appearing a tendency of deeper soil layer, lower quantity of microbes.
土壤营养状况随着土层的加深呈下降趋势，且对活根量的灰色关联度较大，其变化趋势与根量相同，是优势因素；
The nutrients kept a big gray connection to the living root biomass, but remained the same as it in the variation tendency, being an advantage factor.
碱解氮、速效钾、速效磷含量随着土层深度的加深逐渐降低。
Nitrogen, potassium, phosphorus content with increasing soil depth is gradually reduced.
对于相同土壤磷水平的土壤，磷素在上层土壤积累量较大，随着土层深度的加深，磷素含量逐渐减小。
In soils with the same phosphorus levels, the contents of various forms of phosphorus were accumulated mainly in the profile of a surface layer and decreased gradually with the depth of the profile.
对于相同土壤磷水平的土壤，磷素在上层土壤积累量较大，随着土层深度的加深，磷素含量逐渐减小。
In soils with the same phosphorus levels, the contents of various forms of phosphorus were accumulated mainly in the profile of a surface layer and decreased gradually with the depth of the profile.
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