绿洲土壤

  • 网络Oasis soil
绿洲土壤绿洲土壤
  1. 绿洲土壤水盐耦合关系及景观地球化学特征从属的地球化学景观

    Coupling relations between oasis soil moisture and salt and its landscape geochemistry characteristics

  2. 锌、镉、镍、铅在绿洲土壤中形态分布的实验研究

    An Experimental Study on Speciation Distribution for Zn , Cd , Ni , Pb in Oasis Soil

  3. 基于GIS的绿洲土壤含水量空间变异性研究

    GIS-based Study on the Spatial Variability of Soil Moisture Content in the Oases

  4. 干旱区绿洲土壤-蔬菜系统中重金属污染特征的研究相对薄弱,而干旱区绿洲土壤-油菜系统中Pb的系统研究未见报道。

    Researches on heavy metal Contaminated Characteristic in arid oasis soil-vegetable system were relatively weak , in especial , leaving empty on studies of lead pollution in soil-rape system .

  5. 本文对额济纳绿洲土壤含水量变化、入渗能力(Kfs)、地下水水位动态变化、土壤结构因子、气象因子等进行了研究。

    This paper researches on some factors including the moisture content variety and the infiltration ability ( Kfs ) of the soil , underground water level dynamit variety , soil structure factors , the weather factors etc. in Ejina oasis .

  6. 草原化荒漠地带建设人工绿洲土壤肥力的研究

    Soil Fertility Evaluation and Utilization for Artificial Oasis in Steppe Desert Region

  7. 于田绿洲土壤盐分特征及其成盐驱动因子分析

    Study on Soil Salinity Characteristics and Its Salt-driven Actuation Factors in Yutian Oasis

  8. 额济纳绿洲土壤水分状况的研究

    A Study on Soil Humidity Conditions in Ejina Oasis

  9. 于田绿洲土壤含盐量与地下水关系分析

    Analysis on the Relation between Soil Salt Content and Groundwater in Yutian Oasis

  10. 干旱区绿洲土壤盐渍化程度遥感定量评价

    Qualified evaluating on salinization degree by the remote sensing in the arid oasis

  11. 干旱内流区尾闾绿洲土壤积盐的动态特征

    Dynamics of Soil Salt Accumulation in Oasis at Lower Reaches of an Inland River Basin

  12. 新疆玛河流域绿洲土壤特性空间分异与合理开发模式

    Spatial Differentiation and Exploration Direction of Soil Characteristic in Valley of Manas River in Xinjiang

  13. 不同耕作制度对荒漠绿洲土壤物理性质和温度的影响

    Effect of Different Cultural ! System on Soil Physical Property and Temperature in Desert Oasis

  14. 乌兰布和沙漠东缘人工绿洲土壤质量演变研究

    The Research on Quality Evolution of the Artificial Oasis Soil on the Eastern Edge of Ulan Buh Desert

  15. 山地为盆地提供了丰富的粒状物质,它们是绿洲土壤重要的成土母质;

    Mountainous area provides rich saccharoid for basin , which is important parent material of oasis soil formation .

  16. 干旱区绿洲土壤镉-锌-铅复合污染物在芹菜中的富集迁移规律

    Enrichment and transfer characters of compound pollution with cadmium , zinc and lead in celery in arid oasis soil

  17. 绿洲土壤砂含量随着土地种植年限增加有降低的趋势,而粉砂和粘土含量有增加的趋势。

    The proportion of sand trends to decrease with increasing the years of land cultivation , but the proportions of silt and clay trend to increase in the oasis soil .

  18. 在水平梯度下,绿洲土壤熟化程度与土壤肥力高低以村落城镇为中心呈同心圆分布。

    Potassium and phosphorus , showed significant positive correlation . ( 3 ) in the gradient level , the degree of aging oasis soil and soil fertility level of villages to cities and towns as the center of a concentric circle .

  19. 绿洲农田土壤风蚀及其控制机理。

    Wind erosion and its control mechanism of oasis farmland .

  20. 张掖绿洲灌区土壤水分的空间变异性研究

    Spatial Variability of Soil Water in Zhangye Oasis Irrigation Areas

  21. 工矿型绿洲农田土壤主要重金属生物地球化学特征及其环境影响研究

    Biogeochemical Characteristics and Environmental Influence of Main Heavy Metals in Oasis Soils

  22. 绿洲农田土壤水分平衡及变化特征

    The characteristics of soil moisture budget in Oasis Farmland

  23. 长期施肥对绿洲农田土壤生产力及土壤硝态氮积累的影响

    Effect of Long-Term Fertilization on Soil Productivity and Nitrate Accumulation in Gansu Oasis

  24. 新疆灌溉&自成型绿洲耕作土壤系统分类初探

    The Cultivated Soil of Irrigation-automorphic Oasis in Xinjiang

  25. 绿洲农田土壤中主要微量元素的生物地球化学特征及环境影响研究

    Studies on Biogeochemical Characteristics and Environmental Influence of Main Microelements in Farmlands of Oasis

  26. 从而进一步说明,该绿洲盐渍化土壤为氯化物盐化土。

    All these findings further suggest that the soils are heavy chloride saline soils .

  27. 干旱区绿洲棉田土壤水盐运动数值模拟

    Numerical simulation of MOISTURE-SALT transport in cotton field soil in the oases , arid areas

  28. 第四章主要对绿洲区土壤水分含量的统计特征和地统计特征进行了分析。

    Chapter 4 mainly analyzes statistical and geostatistical characteristics of soil water in oasis area .

  29. 塔里木盆地绿洲农田土壤水盐运动动力学模式研究

    Study on mechanical model of water-salt movement in soil of dasis cropland in Tarim Basin

  30. 不同耕作制度下荒漠绿洲棉田土壤水分的时空变化

    Spatiotemporal Variation of Soil Water in a Cotton Field with Different Tillage Modes in Oasis