1) soil salification rate
土壤积盐率
1.
84, 3, 4 and 5 g/L on the soil salification rate, soil sodium adsorption ratio of so saturation extract as well as winter wheat yield and yield constitute factors irrigated were studied in order to determin upper limit of irrigation mineralization suitable for.
根据中科院南皮生态农业试验站2002～2005年的冬小麦微咸水混灌田间试验资料,以淡水为对照研究了矿化度分别为3、4、5g/L的微咸水混灌对土壤积盐率、土壤饱和浸提液钠吸附比(SAR)、冬小麦产量和产量构成因素以及水分利用效率的影响,从而确定适宜的灌溉水矿化度上限。
2) salt accumulation in soil
土壤积盐
1.
Response of salt accumulation in soil to groundwater changes at the oasis in the lower reaches of Sangong River, Xinjiang;
新疆三工河流域尾闾绿洲地下水变化与土壤积盐的响应
2.
The types and causes of salt accumulation in soil in the Qaidam Basin were analyzed in this paper and extensive effects of the sink hazards on engineering construction were described.
文章在分析地处青海省干进中心的柴达木盆地土壤积盐类型分布特点及成因的基础上,客观地阐述了柴达木盆地土壤成盐环境及盐胀溶陷灾害形成演化对工程建设的影响,进而提出了相应的防护治理对策。
3) soil salt accumulation
土壤积盐
1.
Quantitative analysis of spatial distribution pattern of soil salt accumulation in plough layer and shallow groundwater in the Yellow River Delta;
黄河三角洲地区浅层地下水与耕层土壤积盐空间分异规律定量分析
4) soil desalinization ratios
土壤脱盐率
补充资料：土壤电阻率
土壤电阻率
earth resistivity
turongd}onzu}u土坡电阻率(earth resistivity)单位体积的正立方体相对两面间土壤的电阻，单位为欧·米(n·m)。土壤电阻率主要与土壤中所含的水分及电解质有关，温度对离子的活动及含水量有影响，从而对土城电阻率也有很大的影响.土壤电阻率是计算接地电阻和设计接地装置的基本数据。通常应在设计前实侧确定。在设计时如缺乏实测数据，可参考下表中所列的数值。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条