查询词典 soil

Soil organic carbon is an important indicator of soil quality, and labile organic carbon fractions play an important role in soil quality development.

土壤有机碳是土壤质量变化的重要指标，土壤活性有机碳组分在土壤质量变化方面发挥重要作用。

Ominant groups of large-sized soil animal included Microdrile oligochaetes, Coleoptera and Stylommatophora, ominant groups of middle-small-sized soil animal included Acarina and Collembola, ominant group of wetlands soil animal was Rhabditidia. Ominant species of Vertebrates were Eremias argus, Parus palustris hellmayri, Phylloscopus inornatus inornatus, Emberiza coides weigololi, Phoenicurus auroreus auroreus, Pica pica cenicea, Lanius cristatus lucionensis, Lepus capensis, Citellus dauricus and Eutamias sibiricus.

其中，优势类群和优势种类包括节肢动物的蜘蛛目、双翅目、同翅目、膜翅目；大型土壤动物的小蚓类、鞘翅目、柄眼目，中小型土壤动物的蜱螨目、弹尾目，湿生土壤动物的小杆目；脊椎动物的丽斑麻蜥，沼泽山雀、黄眉柳莺、三道眉草鸦、北红尾鸲、喜鹊、红尾伯劳，草兔、达乌尔黄鼠、花鼠等。

The soil in Xiangyang was yellow clay soil and in Ezhou was brown loamy soil.

襄阳供试土壤为黄黏土，鄂州为棕壤土。

Brown soil and meadow soil from cultivated land were used in the laboratory and pot experiment to study the effects of applying humic acid and organic manure on potassium fixation and release in the soil,The result shown: Applying of humic acids could accelerate potassium releasing and decrease the fixation of added potassium.

以耕地棕壤和草甸土为供试土壤，研究了施用腐殖酸和有机肥对土壤固钾与释钾作用的影响，主要结果如下：施用腐殖酸能够促进土壤钾素的释放和降低土壤的固钾量。

An optimization model was established for identifying the soil hydraulic properties. The optimization objective was the minimum mean square deviation of simulation between measured and observed values of soil water content, and the constraint conditions were the upper and lower limit values of empirical soil hydraulic conductivity and water diffusion coefficients.

该文以反映土壤含水率实测值和计算值吻合程度的均方差最小为优化目标，以土壤导水率和扩散率经验参数上下限为约束条件，建立了土壤水分运动参数识别的优化计算模型。

Soil microorganism and soil enzyme activity is one of the most important indexes influencing the soil fertility.

土壤微生物和土壤酶活性是反映土壤肥力最为重要的生物学指标之一。

Combining two-dimension finite element calculating method and the soil's softened modular equation under the long-term vibration, the dissertation works out the soil's displacement law under the long-term vibration by way of analyzing the soil's modulus under the static situation with Duncan-Chang model.

把二维有限元计算模型和长期振动作用下土体的软化模量公式相结合，采用邓肯一张模型来分析静力状态下的土体模量来计算长期作用下土体的位移规律。

Soil-microorganisms system in two sites along Mosel river was chosen as typical soil-microorganisms system because the soil was highly polluted by PAHs and microorganisms were the majority of organisms.

土壤—微生物系统选择受PAHs污染严重且微生物为优势生物的Mosel河流沿岸土壤—微生物系统为例，研究结果发现，Temmels土壤添加的D_(10)-PA被很快释放，并被本土微生物迅速降解，在2周时间内降解了约92%，并在4周内降解了约99%，以后基本保持稳定。

Soil resources of tidal mud flat appeared differently as the time and spatial, quantificational information about state of soil resources of tidal mud flat and its change were acquired at actual time, it was important to understand the ecological process of the tidal mud flat, it was the basic information applied to scientific, ecological, integrated management and utilization of the soil resources of tidal mud flat.

海涂土壤资源具有显著的时空动态性，因而实时定量获取海涂土壤资源的状态及其变化信息，对认识与理解海涂生态过程有重要作用，也是科学、生态地综合管理与开发利用海涂土壤资源的第一手基础信息。

To study the area crop distribution and the plan disposition analysis indicated that in 21.99 hm2 type area total cultivated area,the current planters beet,the naked oat,the potato,reached the proportion which occupies with the corn and the red kidney bean five crops respectively was 32.93%,36.88%,5.39%,5.61%and 19.19%;Choosed the region symbolic soil fertility target 0～10 cm surface layer soil the physical property clay content to carry on the farmland regionalization altogether to divide into 4 levels:The 1st level, soil physical property clay content＞30%;The 2nd level,25～30%;The 3rd level,20～25%; The 4th level,＜20%.,Showed that the plots 1～4 the proportion of cultivated land were 3.32 percent and 26.39 percent,32.16 percent and 38.13 percent.

对研究区作物分布与规划配置分析表明，在21.99hm~2样区总耕地面积中，当前种植的甜菜、莜麦、马铃薯、饲用玉米和红芸豆五种作物所占的比重分别为32.93%、36.88%、5.39%、5.61%和19.19%；选择区域标志性土壤肥力指标0～10cm表层土壤的物理性粘粒含量进行农田区划共分为4级：第1级，土壤物理性粘粒含量＞30%；第2级，25～30%；第3级，20～25%：第4级，＜20%。，表明该样区1到4级耕地所占的比重分别为3.32%、26.39%、32.16%和38.13%。

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢？

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我，一个心中布满虚荣的女孩子真实的想法。