profile of soil的意思|示意

Root length density varied with fertigation frequencies, and the ratio of root length for different soil layers to the total root length in the profile varied with fertigation strategies.

施肥频率对根密度的影响主要是引起各土层根密度大小的变化，运行方式则对各土层根长占整个剖面根长总和的比例产生影响。

Soil profiles have the obvious diagnostic horizons and properties and characteristics of soils have distinct change along their profile depth under stable conditions of soil development.

在稳定的土壤发育条件下，土壤剖面有可以鉴别的诊断层，其中一些性状特征沿剖面分异明显。

The profile distribution can be indicative of soil heavy metal pollution in the paddy soils.

重金属剖面分布特征可以在一定程度上反映水稻土的重金属污染积累程度。

The dynamics of chemical types and main components in vertical profile of soil and groundwater in salt affected soil area are focused in this paper.

以河北曲周县北部盐渍土区为基地，重点研究了土壤和地下水以阴离子组分为基础的化学类型的动态，以及主要化学组分的垂向变化和动态。

It was observed that the magnetic susceptibility profile in soils related to the latitude, magnetic base of the parent materials, climatic condition, soil pedogenesis and ripening.

土壤磁化率剖面受纬度、土壤母质磁性本底、气候条件、土壤熟化度，及发育度、土壤颗粒等因子的影响。

The results showed that the content of organic carbon in soil profile and the storage of organic carbon in different soils varied obviously from margin to center of the annular wetland.

结果表明，从环型沼泽湿地边缘向中心，土壤剖面有机碳含量和有机碳储量变化明显。