2) Plough layer
耕层
1.
Through determining the physical and chemical status of the plough layer of the Campus Base soil, we have drawn the following 3 conclusions: (1) The soil structure of the flower base and the vegetable base is better and it is full of organic matter.
试验测定了校园基地土壤耕层的一般理化性状,得出如下结论:①花卉基地、菜地土壤结构较好,富含有机质、水解性氮、速效磷,这是多年培肥改土的结果。
3) Tilth layer
耕层
1.
From 1996 to 1998,the roots appearances of twelve varieties or sorts of winter wheat at different growing periods in the tilth layer of 0 20 cm were investigated.
通过对 1 2个冬小麦品种 ,品系在相同的栽培管理条件下 ,对其不同生育期耕层 ( 0～ 2 0 cm )根系进行观察研究发现 :不同品种之间在根形及根量上存在着差异 ;各品种的根量在整个生育期呈递增趋势 ,品种间根量递增幅度不同 ;根形大致可归为三类 :1 。
4) tilth
[英][tilθ] [美][tɪlθ]
耕作;耕层;耕性
5) plough layer
土壤耕层
1.
By simulating the movement of groundwater in soil plough layer, the pollution characters of groundwater contaminated by salinity and heavy metals in the plough layer were researched under different water tables, different pollution levels and various texture soils.
通过模拟不同水位、污染度的地下水在不同质地土壤耕层中的迁移,进行了地下水中盐分和重金属对土壤耕层污染规律的研究。
6) regenerated topsoil
再造耕层
1.
By laboratory cultivating and experimental field examinning to the present soils at Pingguo Aluminum Mine, the covering meaterials for mine reclamation engineering is selected The covering plan taking tailing slurry as bottom bed and soil of bed of orebody added with ash as regenerated topsoil material is advance
推荐以尾矿泥作回填底层、以矿体底板土掺入粉煤灰作再造耕层材料的复土方
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