soil surface

The soil surface are commonly found with a high degree of alkalization.

这部分碱化土壤一般表层碱化度较高，而巨碱化、盐化特点同时存在。

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The quantities of soil phosphorus loss can be effectively received through long-term observation for soil surface runoff concentrations of dissolved reactive phosphorus ( DRP) and bioavailable phosphorus ( BAP).

通过观测地表径流中溶解态反应磷（DRP）、生物可利用磷（BAP）可以监测土壤磷素流失程度。

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In conclusion, the conditions of soil surface moisture and temperature were changed by the treatment of hathpace soil preparation, which highly availed the growth of ash seedlings in this research.

高台整地处理对林地土壤含水量和土壤温度的改变，有利于天然林下水曲柳人工更新幼苗的存活和生长。

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Controling Test of Vanilla White Silk by Soil Surface Treatment

香荚兰白绢病土表施药防治试验

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The conditions for electro and magnetic precursor are the tectonic unit, the composition and thickness of Cenozoic group, the soil type near the surface and the lithologic property under Cenozoic group and the depth of the layer with high electric conductivity in the earth crust.

影响地电磁类台站映震能力的主要条件是构造单元、新生界盖层的结构与厚度、表土岩性、基底岩性与壳内高导层顶面埋深等。

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In order to save computer time and to simplify calculations the thermal response factor method is used in the model to compute the temperature of the soil surface of the greenhouse.

为节省计算机机时和简化计算过程，在本文所建立的温室模型中用热反应因子法计算温室地表温度。

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Cropland surface soil invertebrate living in it is considered as a special ecosystem in cropland-soil system.

农田表土层及其生活在其中的土壤动物被认为是农田土壤生态系统中一类特殊的生态系统.

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Manufacturer of cold milling machines, soil stabilizers, cold recyclers, hot recyclers, slip form pavers, surface miners.

路面旧沥青清楚机械 、 土壤稳定剂 、 冷循环器 、 热循环器 、 滑模铺料机 、 露天采矿机制造商.

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On the same time, the models expressing root water up taking, soil surface evaporation and leaf surface transpiration are built to describe the regulation of heat and moisture migration in RPES system fully.

同时还建立了根系吸水、土面蒸发、叶面蒸腾模型，以更全面的描述REPS系统中的热湿迁移规律。

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The sample is from the surface soil that scientists say covers a layer of ice.

科学家称上面覆盖一层冰的土壤样品是来自火星表层.

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The water condition of stony trough is worse than soil surface.

石槽水分亏缺最严重，土面次之。

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Soil surface evaporation occurs mainly in drip irrigation ditch and the interface of ridge and furrow.

土面蒸发主要发生在滴灌直接湿润的种植沟及沟垄交界面处。

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The Effects of Soil and Water Conservation on Temporal Change of the Surface Runoff in Watersheds

水土保持对小流域地表径流时间特征变化的影响

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But permeable pavement has opening that let water through the surface and into the soil below.

但是有浸透性的铺砌材料有开口便于使雨水通过表面渗漏到下面的土壤中.

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Nitrogen output and transportation observation was conducted in surface runoff plots of different purple soil farmlands.

研究表明:紫色土早坡地非点源氮输出以无机氮和颗粒态为主,全氮输出量不高.

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The optimum planting places were flatted sandy loam soil for high stable yield of Ephedra sinica production, but shifting or semi shifting sandy lands were available when the soil surface are treated for sand control before planting;

栽植麻黄最好选择平坦沙壤地，以利麻黄的高产稳产，流动半流动沙地也可种植，但种植前应进行地面防沙处理；

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A Method of Calculating Changes of Soil Surface on the Scooped Position

铲斗切削处土壤表面变化算法

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The results show that the solar and thermal infrared transmittance of the cover and the proportion of soil surface occupied by vegeta(?) appear as the most influential parameters.

结果表明，影响最大的参数为温室覆盖材料对太阳辐射和热辐射的透射率以及作物占温室土壤表面积的比例。

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The results of mulching colour plastic film and rice straw on a red soil upland showed that mulching can raise the soil surface temperatures 0.4~ 2.6 ℃ during the winter-spring, increase the absolute soil moisture content 0.5~ 3.3%;

红壤旱地地膜和稻草覆盖试验表明：覆盖能提高冬春期间的土壤温度0.4～2.6℃，增加土壤绝对含水量0.5～3.3%；

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Thatch can be described as the layer of organic residue located immediately between the sward and the soil surface.

土壤腐殖质层可被定义为在草皮与土壤表面之间的一层有机残留物。

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Effects of Tillage Practices on Temporal Variations of Soil Surface Properties

夏玉米耕作方式对耕层土壤特性时间变异性的影响

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Temporal Stability of Surface Soil Moisture in Artificially Revegetated Desert Area

荒漠人工固沙植被区浅层土壤水分动态的时间稳定性特征

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The distribution patterns of axis force is close to the ladder type. Upper soil surface for the linear is straight, the mud below the surface for the linear is decline, and has a terminal resistance.

轴力分布模式接近梯形分布，泥面以上为直线段，泥面以下为线性递减，并具有一定的端阻力。

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The surface soil temperature in bared belt was 2-5 ° C higher than that in inter rows after jointing stage.

拔节后预留行地表温度比麦行高2~5°C。

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When soil water moves upwards from a water table to atmosphere during a period of less precipitation, the soluble salts in the groundwater are transported through the root zone up to the soil surface.

结果表明：在降雨量较少的时期内，当土壤水分从地下含水层向地表面移动的同时，地下水中含有的盐分也通过作物根区层向地表移动；

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The spatial and temporal changes in soil surface CO_2 flux ( R_S), the major CO_ 2 source to the atmosphere from terrestrial ecosystems, directly influence the local and regional carbon budgets.

土壤表面CO2通量（R S）作为陆地生态系统向大气圈释放的主要CO2源，其时空变化直接影响到区域碳循环。

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A series of lasers mounted on a specially equipped Quad Bike scanned the coastal terrain capturing millimetre-accurate measurements for a three-dimensional model of the rock and soil surface.

一连串的激光器装在一辆经过特别改装的自行车四方扫描沿岸地形捕捉毫米精确测量了三维模型中的岩石和土壤表面。

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After dispersal, the short pappus of the achenes can adhere to the wet soil surface so that the achenes remain near the dead mother plant and germinate there.

传播之后，瘦果的小冠毛能够附着在湿润的土壤表面，因此瘦果可以保留在死亡的母株附近并且在那里萌发。

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Study on Soil Surface Characteristics and Its Effect on Slope Erosion of Red Soils Derived from Granite

花岗岩红壤表土特征及对坡面侵蚀影响的研究

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The application technique of texture mapping on imitating the soil surface is introduced for an example of the soil surface changed in the engineering corps battlefield.

以工兵战场仿真中挖土作业时土壤表面视景仿真为例，介绍了纹理映射技术在模拟土壤变形过程中的运用。

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