在已有研究的基础上，充分考虑了不同类型土壤的肥力特征，详细地计算了土壤有效系数。
On the basis of the researches of others, the writer enough considered soil fertility on different soil types, amply calculated soil effective coefficient.
采用化学连续浸提法对冶炼厂污染土壤中铜的赋存形态进行了比较分析，并且计算了铜的生物有效性系数。
The form of copper occurrence in contaminated soil in a smeltery site was discussed comparatively by continuous chemical digestion, with the coefficient of biologic effectiveness to copper calculated.
土壤凋萎系数虽有增大趋势，但增幅很小，土壤有效水容量明显增大。
Though the wilting coefficient of soil tend to increase as water retaining agents increased, the amplitude was low, so the soil available water capacity augmented obviously.
土壤有效磷数量和强度及其缓冲系数是评价土壤磷素供应能力的重要指标。
The quantity of soil available phosphorus and intensity and its buffer coefficient are the important indexes to evaluate supply capacity of soil phosphorus.
土壤有效磷数量和强度及其缓冲系数是评价土壤磷素供应能力的重要指标。
The quantity of soil available phosphorus and intensity and its buffer coefficient are the important indexes to evaluate supply capacity of soil phosphorus.
应用推荐