土壤容量
- 网络soil capacity;soil bulk density
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汞对土壤生态和人体健康的毒性颇大,因此研究其土壤容量具有一定的现实意义和理论价值。
Mercury compounds have severe toxicity on soil ecosystems and human health , therefore investigation on soil capacity of mercury is of practical significance and theoretical value .
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在土壤环境中物流调查研究的基础上,以系境动力学理论为依据,建立了土壤容量数学模型,确定了砖红壤等四种土壤容量。
Based on this and the study on the motion of pollutants , mathematic model of soil capacity was set up by means of the system kinetic theory . The value of the soil environmental capacity of metals and oil were determined in Latosol , etc.
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土壤缓冲容量与G2组和G0+G1+G2有显著正相关;
Soil buffer capacity was positively related to the content of GI and Go + Gj + Ga ;
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在全面阐述土壤环境容量模型的基础上,用土柱淋滤试验方法研究首次得出了黄土类土中铬、砷的土壤环境容量分别为95.9kg/ha和12.6kg/ha。
Utilizing infiltration experiment of soil column , the results show that environmental capacity of Cr and As in loessial soil is 95.9kg/ha and 12.6kg/ha .
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结合盆栽模拟试验,应用图论工具建立的数学模型,研究了BaP的土壤环境容量。
In combination with the pot-planting simulation , the BaP capacity of soil is studied by mathematical model which is established by means of graph theory .
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考虑大伙房(DHF)产流模型中的流域蒸散发参数和土壤蓄水容量参数描述过于简化,现采用模糊描述的方法对其重新描述。
Considering that the watershed evapotranspiration and soil storage capacity parameters of the DHF model were oversimplified , the paper simplified them again and gave the fuzzy description to them .
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污灌区土壤环境容量研究
Study on Soil Environmental Capacity of the Waste Water Irrigated Area
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最后讨论了土壤环境容量未来的发展。
Finally discussing the future development of soil environmental capacity .
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土壤环境容量及其应用案例研究
Soil-Environmental Capacity and its Applications : ACase Study
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原状土壤磷容量与有效磷释放速率的关系
The relation between the phosphorus capacity of undisturbed soil and the rate of releasing available phosphorus
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浅论土壤环境容量
An Overview for Soil Environmental Capacity
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土壤环境容量数学模型&Ⅰ.土壤污染动力学模型
Mathematical models of soil environmental capacity ( I ) & a dynamics model of soil pollution
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关于土壤环境容量的结构模型
Structural models of soil environmental capacity
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土壤热容量是土壤热性质的重要参数之一。
The thermal capacity is one of the important parameters to reflect the thermal property of soil .
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如何正确认识土壤环境容量和合理利用有限的土壤环境容量,成为了人们广泛关注的问题。
How to correctly recognize and rationally take use of the limited soil-environmental capacity , has become widespread concern .
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第五,应用多种合理模式测算了西宁市的空气、地表水和土壤环境容量。
Fifthly , the capacities of air , surface water and soil have been measured by means of many models .
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土壤环境容量与元素含量和最大允许含量有关。
Soil environmental capacity is mainly affected by the content of Cu , Zn , Ni in soil and by the acceptable content .
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土壤环境容量是输入土壤生态系统污染物的最大允许负荷,此时该系统仍保持正常的结构和功能。
Soil environmental capacity is the maximum tolerable amount of pollutants inputed into a soil ecosystem , which still maintains its normal structure and functions .
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研究酸性水对水稻生长的影响是评价矿山可能对农田环境产生何种影响的关键。通过现状调查,盆栽、土柱和酸容量试验,确定了土壤环境容量。
Through investigations of the current situation , pot experiments , and earth-pillar and acid Capacity lests , the soil / environmental capacity has been determined .
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湿干比对磷的去除并无显著相关性,估计磷的去除可能与污水投配时间、土壤吸附容量有关。
W / D ratio has no relation to the removal of TP , we estimate that the TP removal is concerned with the wet time and the soil adsorption capacity .
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模型仅以地表温度时间序列、表碛厚度和导热系数、土壤热容量等参数为计算输入,即可对表碛不同层位的土壤温度及其下部冰体融化所需热量进行模拟估算。
The model can calculate the temperatures of different interfaces with a given surface temperature , depth and thermal properties of the debris , and then calculate the heat for ice melting .
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阐述了垃圾堆肥对土壤环境容量影响因素,为制定垃圾堆肥施入标准提供了科学依据。
Meanwhile , affecting factors of the urban refuse compost on soil environmental capacity were also discussed , which provided scientific basis for formulation of the standard in utilization of the urban refuse compost .
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另一方面,三废物质向城市边缘带的扩散和集聚导致土壤环境容量明显下降,土壤质量严重退化,不仅影响农产品品质,而且对区域生态环境支撑能力产生严重影响。
Besides , disposal and accumulation of hazard wastes originating from urban , industrial and agricultural sources in peri-urban areas result in soil degradation and serious pollution , leading to negative influences not only on quality of agricultural products , but local ecosystems .
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基于GIS的黑土区土壤相对环境容量空间分异特征研究
Spatial characteristics of environmental capacity in black soil area based on GIS
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单一表面活性剂SDS和Tween-80的存在有利于增加土壤的吸附容量,混合表面活性剂SDS/Tween-80在不同复配比将产生不同的吸附结果。
The existence of single surfactants SDS and Tween-80 was in favor of the increase of soil adsorption capacity , mixed surfactant SDS / Tween-80 at different complex ratio will produce different results Absorption .
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根据土壤比水容量在10-2时的吸力值的大小评价其供水性能,施用PAM或者稻草覆盖的处理供水能力强于单独种植牧草或牧草组合措施。
The values of suction at 10-2 of soil specific water capacity were used to evaluate the performance of its water supply , we found soil treated with PAM or straw mulch have stronger ability to supply water than soil treated with sole or combined pasturage .
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模拟酸雨对碱性农田土壤酸缓冲容量的影响
Effects of Simulated Acid Rain on Acid Buffering Capacity of Alkaline Farmland Soil
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福州地区农业用地土壤重金属环境容量评价
Evaluation of Soil Heavy Metal Environmental Capacity of Agricultural Land in Fuzhou Area
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流域内土壤有效蓄水容量和初始含水量是蓄满产流模型的重要参数。
Soil available storage capacity and initial moisture content in a watershed are important parameters .
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温度对土壤钾素容量和强度(Q/I)关系的影响
Temperature effects on quantity and intensity ( q / I ) relationship of potassium in selected soils