Erodible soil fractions are usually dislodged from projections and trapped in depression.
可冲蚀土壤部分经常从凸出物剥蚀并降落于洼地。
Incubation and pot experiments were carried out to study the effects of organic manures on soil organic phosphorus fractions and their bio-availability.
通过培养与盆栽试验，研究了有机肥料对土壤有机磷组分及其生物有效性的影响。
As an essential indicator of soil quality, soil organic carbon (SOC) and its fractions play an important role in many soil chemical, physical, and biological properties.
作为土壤质量的重要指标，土壤有机碳及其组分在土壤许多物理、化学和生物特性中发挥着重要作用。
As an essential indicator of soil quality, soil organic carbon (SOC) and its fractions play an important role in soil chemical, physical, and biological properties.
作为土壤质量的重要指标，土壤有机碳及其组分在土壤许多物理、化学和生物特性中发挥着重要作用。
The influence of several fertilizer structures on phosphorus supplying power and organic phosphorus fractions of the paddy soil in the southeastern area of Hubei province was studied.
本文研究了几种肥料结构对鄂东南水稻土磷素供应能力和有机磷组分的影响。
Soil incubation was carried out to study the effects of soil organic phosphorus fractions and quantity in different periods after application of outside source of phytase.
研究了长期施肥对土壤全磷、有效磷年份变化和剖面磷组分、土壤对磷吸附解吸性能、土壤需磷指数等方面的影响。
Soil P was mainly distributed in the fine fractions on the acidic soils, however on the calcareous soils in the coarser fractions.
在酸性土壤中P主要分布在较细的粒级中，而在石灰性土壤中则主要分布在较粗粒级中。
Soil labile organic carbon (LOC) refers to the fractions of organic carbons that are easy to move and to be oxidized and mineralized, and they are quite available to plant and soil microorganisms.
土壤活性有机碳是指土壤中移动快、稳定性差、易氧化、矿化，并对植物和土壤微生物活性较高的那部分碳，常可用水溶性有机碳、微生物量碳和易氧化碳等来进行表征。
After the measures were taken of soil and water conservation, the decrease of the sediment flux into the sea in fine grain-size fractions was more than that in coarse fractions.
大规模的水土保持措施实施以后，细泥沙入海通量的减少幅度要大于粗泥沙。
At present, there is seldom construction application of the stabilized earth road subbase using low liquid limit silt soil or sandy silt soil with few fine clay fractions.
粘粒含量很少的低液限粉土或含砂低液限粉土做稳定土路面底基层，目前施工实践较少。
Results showed that soil total nitrogen and organic nitrogen fractions were significantly influenced by long-term application of chemical fertilizer and manure.
结果表明，长期施用化肥和有机肥对土壤全氮和土壤有机氮组成有显著影响。
The variation of organic-mineral complex content and the distribution characteristics of organic carbon fractions in black soil plough layer under different tillage periods;
研究了不同耕作方式下黑土有机无机复合体组成及有机碳在各级复合体中的分布特征。
The variation of organic-mineral complex content and the distribution characteristics of organic carbon fractions in black soil plough layer under different tillage periods;
研究了不同耕作方式下黑土有机无机复合体组成及有机碳在各级复合体中的分布特征。
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