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- Abstract : The application of organic matter spectroscopies to characterization researches of soil humic substances have promoted the structural study achieves more development. 摘要 : 有机质光谱分析法在土壤腐殖质结构研究中的应用,已使土壤腐殖质的研究取得了相当大的进展。
- Soil humic substance is an important natural pool of THM precursors in raw waters. 土壤腐殖质是水源三卤甲烷前驱物质的重要天然来源。
- Component of Soil Humic Substances in Larch Plantations and Its Effects on Soil Acidity 落叶松人工林土壤腐殖物质组分及其对酸度的影响
- soil humic substances 土壤腐殖物质
- (2) the response to substances.The structure and chemical property of the same soil humic substances can vary with climate,parent material,altitude,vegetational form and soil management; 不同提取剂、甲基化、水解、氧化和还原作用都会对腐殖质化学结构产生影响,从而影响结构的精确性;
- Humic substances are known to coat membrane filters. 腐殖质是已知能够覆盖滤膜的物质。
- As the major fraction of soil organic matter (SOM), humic substances (HS) are particularly important. 作为土壤有机质主体的腐殖物质的研究,一直受到各国学者的普遍重视。
- FRACTIONATION OF THE SOIL HUMIC SUBSTANCE BY SDS-POLYACRYLAMIDE GEL AND MEASUREMENT OF THE MOLECULAR WEIGHT 土壤腐殖酸SDS-凝胶分级及表观分子量的测定
- The degree of humification in soil humic acid at 900 m asl is the lowest. 海拔900m以下的土壤中均有明显的黏化层,向上土壤黏粒淋溶淀积逐渐减弱;
- Ultimate analysis provides an useful inventory of the distribution of the major elements in humic substances. 元素分析提供腐殖物质中主要元素分布的有用资料。
- Extraction of humic substances from sediments is often the first task that confronts the investigator. 从沉积物中萃取腐植物是研究工作者遇到的第一个问题。
- Boening,P.H., (1980),”Activated Carbon versus Resin Adsorption of Humic Substances”,J.AWWA,Vol.72,No.1,p.54. 柯泽豪、胡苔莉,中华民国自来水协会,“活性碳纤维使用于自来水净化处理模型场之工程”,民国85年1月
- In this paper, peat is chosen as raw material, and humic substances of it have been extracted grade by grade to prepare CWM additi... 泥炭进行改性处理可增加腐植酸中的亲水和疏水基团,不同程度改善了对水煤浆的分散性能。
- IR, ESR, XRD and some other recent analysis methods have been using in the study of adsorption mechanisms of pesticides on soil humic acids and clays. 土壤中的粘土矿物和腐植酸是对农药吸附的最主要两类活性组份。
- Abstract: IR, ESR, XRD and some other recent analysis methods have been using in the study of adsorption mechanisms of pesticides on soil humic acids and clays. 文摘:土壤中的粘土矿物和腐植酸是对农药吸附的最主要两类活性组份。
- In the presence of humic substances the photodecomposition slowed down to a certain extent.These results are valuable in using UV irradiation for elimination microcystins from raw water. 为今后发展无毒、高效、经济实用的饮用水处理技术做了有益的探索。
- Greening deserting land with humic substances 腐植酸物料绿化荒漠化土地
- The molecular structure of humic substance in dyke sludge has great specific surface area and active functional groups with strong reducibility and high concentration of radicals. 塘沟污泥中的腐殖质具有大的比表面积,同时还具有许多还原性很强的活性官能团,存在有较高浓度的自由基。
- IMPACT OF ACCELERATED EROSION ON DYNAMICS OF SOIL HUMIC ACIDS 加速侵蚀对土壤腐殖酸动态变化的影响
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。