soil temperature

Numerical study of the temperature effect on the transportation of soil water

土壤水分运移温度效应的数值研究

Weed germination is influenced by many factors, especially by soil temperature, water content, pH, texture and the depth where seeds are located.

杂草出苗除了因杂草种类不同以外，还受到多种因素的影响，特别是土壤温度、含水量、质地和所在土层深度。

The soil temperature regime in Beijing belongs to mesothermal category.

北京土壤温度属温性土壤温度状况。

This paper introduced mechanisms of cadmium adsorption by soil, and effects of soil properties on them, which include soil pH, organic matter content, types and content of clay minerals, competitive cations, anions and soil temperature regime.

综述了土壤镉吸附的机理和土壤pH、有机质含量、粘粒矿物类型及含量、土壤溶液中竞争性阳离子、共存阴离子、土壤温度等土壤性质对土壤镉吸附的影响；

Variation Features of Winter Soil Temperature Field in the Depth of 3.2 mand Its Relation to Summer Precipitation Field in China

中国冬季地温场变化特征及与夏季降水场的关系

Three soil characteristics are selected as family classification criteria. They are particle-size class, soil mineralogical type and soil temperature regime.

反映土壤理化性质并影响土壤利用管理的颗粒大小级别、矿物学类型和土壤温度级别是理想的土族分类标准；

The main reason of higher yield were increase of weight of boil, drop of soil temperature on cotton growth middle time and increase of soil water.

增产的主要原因是铃重提高0.31g；棉株发育中期地温降低，土壤水分提高。

Measure sediment temperature at intervals of 5 m by inserting the soil thermometer into the sediment.

沿样条每隔5米用土壤温度计量度土壤温度.

Based on the analysis of change of soil water potential ( SWP) and soil temperature ( ST), we researched the daily trunk diameter variation ( DTDV) and trunk diameter variation ( TDV) of peach in winter.

在分析空气温度、土壤水势以及土壤温度生态因子变化的基础上，研究了桃树茎干日变化规律以及冬季桃树的茎干变化。

The reason for these phenomena was probably the co-operation of the precipitation, temperature, litter fall and soil microbes.

降雨、温度、凋落物、植物根系以及微生物的活动等因素可能是鼎湖山混交林土壤pH值季节动态变化的主要因素。

Emergence does not only depend on soil temperature but also a function of variety.

出苗不仅取决于土壤温度,而且还取决品种的特点.

And 4 diagnostic characteristics, such as Anthrostagnic moisture regime, Udic soil moisture regime, Thermic soil temperature regime and Ferric property.

并具有人为土壤滞水土壤水分状况、湿润土壤水分状况、热性土壤温度状况和铁质特性4个诊断特性。

The heat transfer of ground heat exchanger is enhanced by changing backfill materials for reducing the thermal resistance of borehole and controlling heat pump operation mode for delaying the soil temperature rise speed.

本文通过改变回填材料减小钻孔内热阻和控制热泵运行模式延迟土壤温升来强化埋管换热器的传热，提高系统运行效率。

Variation of Soil Temperature and Thermal Diffusivity in Vegetated and Bare Sand Dunes in Arid Desert Region

沙漠地区人工固沙植被对土壤温度与土壤导温率的影响

The Effect Analysis of Soil Temperature Influence on Biomass of aboveground in Alpine Meadow

地温影响高寒草甸牧草产量的效应分析

The researchers figured out water stress with a computer model that calculated how much water trees were getting in comparison with how much they needed, taking into account such things as rainfall, air temperature, dampness of soil, and the timing of snowmelt ．

研究人员通过一个计算机模型测出了水分胁迫,该模型计算了树木获得的水分与它们需要的水分之间的对比,同时考虑了降雨、气温、土壤湿度和融雪时间等因素。

A Study on the Temperature Effect on the Structural Strength of Granite Residual Red Soil

花岗岩残积红土结构强度的温度效应研究

The result shows that ① the average temperature, soil temperature and amount of precipitation inside forest are lower than outside forest;

结果表明：①林内平均大气温度、土壤温度以及降水量相对林外明显偏低；

Evidences for the loss of resistance of potato to mosaic viruses under the influence of soil temperature in relation to degeneration of seed tubers

马铃薯在温度条件影响下对花叶病毒抵抗力的改变与种薯退化关系的证据

Temporal and spatial variation and forecast of soil temperature in maize fields

玉米田地温的时空变化特征及其预报

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。

This paper mainly introduced the process of natural attenuation of zinc in soils from the effects of major factors including soil temperature, moisture, pH, organic matter, amendable and organic materials, chemical fertilizers, cultivating plants, etc.

从影响土壤锌自然消减的因素方面，阐述了锌自然消减的研究进展。土壤锌自然消减受温度、水分、pH值、有机质、改良剂、化学肥料、栽培植物等因素的影响。

Dynamic Changes of Soil Temperature in Wheat spring Cotton Relay Cropping System during Theirs Common Growing Period

麦套春棉共生期间土壤温度的动态变化

Model Considering Thermal Conduction and Groundwater Advection of Soil Viewed as Porous Medium and Numerical Simulation on Soil Temperature Field Around Underground Heat Exchanger

多孔介质土壤热渗耦合模型及埋管周围土壤温度场数值模拟研究

With the development of dry soil layer, the increase of surface soil temperature fluctuating range is obvious. In addition soil temperature presents a distinct hysteresis along with the increase of soil depth.

随着干饱和层不断向深处发展，土壤温度的日变化幅度增大，且随着土壤深度的增加，土壤温度变化呈现出明显的滞后性。

Tubers will not form if the soil temperature reaches twenty-seven degrees.

如果土壤温度升到27度块茎就不会形成.

Thermal Impact of the Products Pipeline on the Crude Oil Pipeline Laid in One Ditch Numerical Simulation of the Soil Temperature Field of Oil Pipeline with Heating Tracer

双管同沟技术中的土壤温度场的计算有伴热管输油管道周围土壤温度场的数值计算

Compare the maximum of soil respiration and ecosystem respiration, the minimum of the soil moisture and the maximum of the soil temperature had hysteresis.

土壤温度的最大值和土壤湿度的最小值相比较土壤呼吸和生态系统呼吸的最大值有滞后现象。

Mulching with straw increased soil water content air relative humidity, air temperature but decreased soil temperature.

姜田地面覆草可显著增加土壤含水量,降低地温,提高空气相对湿度, 但使气温稍升.

Strictly using meteorological observation method, dynamic changes of soil temperature in wheat sping cotton relay cropping system during theirs common growth period were studied.

严格用气象部门的观测方法，观测麦套春棉共生期间土壤温度的动态变化。