soil layer的例句大全

Based on the results of partial correlation analysis, the height above sea level, thickness of cultivated layer, the content of organic matter, total nitrogen available and nitrogen available cuprum are the main soil eco factors which influence the rice quality.

从偏相关分析结果来看，海拔高度、耕层厚度、有机质、全氮、碱解氮、有效铜含量是影响稻米品质的主要土壤生态因子。

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Method for Soil Moisture Calculation in Plough Layer Based on Antecedent Effective Rainfall Projects to protect the natural forests and wetlands, and to reconvert farmland into forest or pasture have been carried out on the upper reaches of the Yangtze River.

基于前期有效降水推算耕作层土壤湿度的方法在长江上游实施天然林保护工程，退耕还林、还草和湿地保护工程。

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In the root layer of two forest lands and its lower soil, the contents of a large number of mineral elements required by plants are K Mg Ca P, and the contents of trace mineral elements required by plants are also Fe Mn Zn Cu.

两林地根层及其下层土壤中植物所需大量矿质元素的含量是KMgCaP，而植物所需的微量矿质元素含量也是Fe Mn Zn Cu。

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Simulation for the effect of clay layer on the transport of soil water and solutes under evaporation

蒸发条件下粘土层对土壤水和溶质运移影响的模拟

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Iron-manganese contents on the surface of the quartz sand and yellow-brown soil of different treatments on the same layer were statistical analyzed.

对同一层次不同处理的石英砂表面铁锰含量进行统计分析知，各处理间有差异，但变化趋势不一致。

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Early dump can not be the first layer of soil piled too high, not more than 2.6m, and other drainage and consolidation of foundation soil and then ranked by the force of the high mound.

排土初期第一层土不能堆积过高，不宜超过2.6m，等地基土层受力排水固结后再排土堆高。

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The earth surface of the region across it is mostly thicker humus soil or leaf falling covering layer, and has good heat reserving property, it is mostly weathering shingle, soil-aggregate mixture, and clay-gravel 0.5m-4.0m under it, and weathering rock.

所经地区的地表多为较厚的腐殖土或落叶覆盖层，其保温性良好，下层0.5&4.0米多为风化沙砾、碎石土和砾石土，，4.0米以下为风化岩石。

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Litter layer had no distinct impact on CH4 uptake by soil.

凋落物层对该林型地表CH4的吸收没有明显的阻隔作用；

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Due to the soil improvement by Hippophae rhamnoides and the water retaining by litter, the soil moisture of 1~ 1.5 m layer could be easy to restore.

由于沙棘的改土作用及林地枯枝、落叶的蓄水作用，沙棘林地1～1.5m土层土壤水分恢复较好，可超过或接近荒山天然草地。

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Then in the beginning of October it begins to fall, leaving the land saturated with water and covered with a layer of rich, Black soil.

到十月初，河水开始减退，剩下饱含大量水分的土地，还覆盖着一层肥沃的黑土。

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Soil microbial biomass carbon in the tea plant root layer increased significantly with the age of tea plants.

茶树根层土壤微生物生物量碳随树龄增长而增加，但与茶树根层土壤可培养微生物总量无显著相关。

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This creates organic mulch, a protective layer that helps enrich the soil during the spring.

这样可以形成有机覆盖膜，既是保护层，又可以在春季肥沃土壤。

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The physical and chemical properties of soil in 0~ 30cm layer were studied from 2003 to 2005 at alfalfa fields in Inner Mongolia University for Nationalities farm.

2003~2005年在内蒙古民族大学试验农场连续3年测定了紫花苜蓿试验田土壤理化性状的变化。

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Grid Scale Temporal Stability of Multi-layer Soil Moisture in a Grassland Ecosystem in Western China

黑河流域临泽盐碱化草地网格尺度多层土壤水分时空稳定性分析

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The Study on Synthetical Amelioration of Sloping fields of Thin Layer Black Soil

坡耕地薄层黑土综合培肥的研究

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Application and Research of the Thick-layer Soft Soil Foundation Treated by the PHC Pile

PHC桩在温褔铁路深厚软土地基处理中的应用与研究

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The capacitance of FBE coating is the largest, three layer PE, Coal tar, Oil bitumen were similar, but the capacitance of three layer PE is the smallest both in soil and NaCl solution.

四种防护层噪声电阻大小顺序为三层PE>熔结环氧粉末>煤焦油沥青>沥青玻璃布；

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the temporal-spatial dynamics of soil organic carbon of arable layer in reversed desertification area

荒漠化逆转地区耕层土壤有机碳时空动态研究

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effects of different fertilizer system in long-term stationary experiment on the sorption characteristics of phosphate by arable layer red-soils

不同施肥制度对红壤耕层磷的吸持特性影响的研究

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sub-soiling method, you can break the plow pan, and deepen the arable layer.

采用深松耕作法后，可以打破犁底层，加深耕作层。

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