Tilth layer
同义词释义
- 1)arable layer,耕层2)Plough layer,耕层3)Tilth layer,耕层4)tilth,耕作;耕层;耕性5)plough layer,土壤耕层6)regenerated topsoil,再造耕层
用法例句
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。
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 。
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。
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
Effects of Tillage on Soil Temperature of Plough Layer in Spring of Black Soil Regions of China
黑土区耕作措施对春季耕层温度的影响
Effects of conservation tillage on soil nutrients and enzyme activities in rainfed area
保护性耕作对旱作农田耕层土壤肥力及酶活性的影响
Effects of Tillage Practices on Soil Organic Carbon Distribution and Mineralization in Different Depth of a Brookston Clay Loam Soil
耕作方式对Brookston粘壤土耕层不同深度有机碳分布及稳定性影响
Research on the Vertical Distribution Characters of Availability Zn in Different Plough Horizons
不同土壤耕层有效锌垂直分布特征研究
Spatial Heterogeneity of Soil Nutrients in Liaocheng, Shandong Province
山东省聊城市耕层土壤养分的空间异质性分析
Temperature and depth's dependences on N_2O emission in the cultivated layer soil
耕层土壤N_2O排放与温度及土壤深度依变性
Effects of Different Manure Sources on Soil Characters in Upland Red Soil
不同有机肥源对红壤旱地耕层土壤性质的影响
Effect of different corn stubble treatments on soil moisture of tillage layer
玉米茬不同处理方式对土壤耕层水分的影响
Investigation of Several Microelements in Plough Layer in the Major Soils in Henan Province
河南省主要土类耕层中几种微量元素全量分析
Study on Correlativity Change of Surface Soil Nutrients in Intensified Agricultural Regions
集约农区耕层土壤养分相关性变化研究
Analysis on the contents of effective sulfur and boron in plough layer soil in major parts of Henan province
河南省主要土类耕层有效硫和有效硼含量分析
Of, relating to, or ranking as a yeoman.
自耕农的自耕农的、与之有关的或自耕农阶层的
the class of people engaged in growing food.
从事粮食耕种的社会阶层。
The soil layer of this village is rich in nutrients, and thus suitable for cultivation.
这个村庄土层里的养分肥沃, 适合耕种。
class of small freeholders who cultivated their own land.
耕种自己的土地的小资产所有者阶层。
CAUSES AND COUNTER-MEASURES FOR THE LOSS OF ARABLE LAND RESOURCES IN CHINA;
中国耕地资源流失的深层原因及对策
turning a hillside into a series of ascending terraces for farming.
把一块山坡变成了耕作用的一层层梯田
Effect of Different Cultivation Methods on Maintenance Capacity of Water and Fertilizer,Surface Soil and Yield of Corn
不同耕作方式对土壤耕作层水、肥保持能力及玉米产量的影响分析
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