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- Benfuracarb and carbofuran move to lower in soil column with more precipitations. 对丙硫克百威在湖南几种土壤中的迁移和降解进行了研究。
- The removal of PCP in the upper 0.15 mm layer of the soil column accounted to 63.7% and 73.0% respectively after 24 h and 48 h irradiation. 结果表明:在风干土壤中;只有土柱表层土壤中的PCP发生了光化学反应;且具有较快的光转化速率; 24 h、48 h后;土壤表面0.;15 mm厚的土层中PCP的光转化率分别达到63
- A FORTRAN program has been processed to solve the numerical equation and has been tested by the experiment of vertical soil column. 用FORTRAN语言编写数值计算的程序,并用垂直土柱试验验证了程序的可行性,也与Parlange解法作了比较。
- Effects of PAM application rate and method on saturated hydraulic conductivity were studied in laboratory through a soil column leaching experiment. 通过室内土柱淋洗试验，研究了PAM施用量和施用方式对不同碱度土壤饱和水力传导度的影响。
- By means of dynamic lab-experiment, we simulate the migrating and transforming course of ammonia nitrogen in polluted river permeating in soil column. 方法通过室内动态实验模拟污染河流中的氨氮渗入地下后的迁移转化过程。
- Soil column is used to study the characteristics of calcium movement in uprightness direction in Brown-soil which is in a middling rainfall condition. 采用室内土柱淋溶模拟试验方法,以棕壤为供试土壤,研究了在一次中等程度的降雨条件下钙肥在土壤垂直方向上的淋溶迁移特征。
- Through experiments of static degradation and dynamic soil column, both purification efficiency of phenol and influences of reed wetland soil were studied. 摘要用动态土柱法和静态降解法研究了芦苇湿地土壤对苯酚的净化效果及其影响因素。
- Soil column method was used to study the characteristics of the movement, transformation, and leach of urea-N in soil added by different ways of the fertigation. 摘要采用室内土柱模拟试验方法，研究了不同灌溉施肥方式下尿素态氮在土壤中的迁移、淋溶和转化特徵。
- An influent quality experiment of artificial soil rapid infiltration s ystem has been conducted by using both soil column and pilot-scale plant filled with artificial soil. 利用人工土柱和中试工程开展了人工土快滤处理系统的进水水质试验。
- This project is concentrated on the research about the combining pollution of pesticides with novel Soil Column Liquid Chromatography (SCLC) and frontal analysis. 本课题利用所发展的土壤柱色谱技术，将液相色谱前沿分析方法应用于土壤复合污染研究。
- REEs in surface of soil column with short-term pollution had great bioavailability, while the bioavailability of REEs in the soil column with long-term pollution increased unde... 在短期污染土柱的表层,稀土元素有较高的生物可利用性;在长期污染土柱中,稀土元素的生物可利用性也增加。
- Effects of soil sodicity and gypsum application on dynamical behavior of heavy metal elements under effluent irrigation were studied by means of soil column leaching method in laboratory. 采用室内土柱淋洗试验方法,研究了污水灌溉条件下土壤碱度和石膏应用对土壤中重金属元素动态变化的影响。
- The procedure of heavy metal cadmium ion transport through unsaturated soils was simulated by virtue of laboratory soil column tests. 采用实验室土柱法研究了重金属镉离子在非饱和土壤中的迁移规律。
- Indoor simulation experiment of degradation and leaching experiment of dynamic soil column were conducted to study the degradation and transport of sulfadiazine in soils. 为了较为全面地了解兽药磺胺嘧啶在土壤环境中的降解性和迁移性,通过室内模拟降解试验和动态土柱淋溶试验,研究了磺胺嘧啶在土壤中的降解和迁移行为。
- The leaching and distribution of two forms of metsulfuron(wettable powder and sodium metsulfuronate)in different soils were compared and studied by soil column experiment. 本文应用土柱淋洗试验研究比较了甲磺隆可湿性粉剂和钠盐两种制剂在不同土壤中的淋洗和迁移分布。
- The result indicated that the leach-loss quant ity of K+ from lignin compound was less than that from conventional soluble fertilizer in different soil columns. 结果表明:在不同的土壤柱中，木质素复合肥的钾淋失量均显著低于普通水溶性化肥中钾的淋失量。
- By leaching experiment in soil columns, the purification and migration characteristics of arsenic in loessial soil were stud-ied. 通过土柱淋滤试验,从动态角度研究了黄土性土壤对砷的净化作用及迁移规律。
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- An experiment of water, salt and heat movement in soil columns in the lab under simulated evaporation conditions was conducted. 在模拟蒸发条件下，通过室内土柱实验，对土壤水盐热的迁移做了初步研究。
- Such crops won't grow in limy soil. 这类作物不能在石灰质的土壤中生长。
