humus eluvial horizon

Hydrolysis and sorption of chlorpyrifos in humic acid from acid purple soil;

酸性紫色土腐殖酸对毒死蜱的水解和吸附作用

Adsorption of chlorpyrifos pesticide on humic acid of neutral purple soil;

毒死蜱农药在中性紫色土腐殖酸上的吸附

A new method for extraction of humic acid from lignite;

提取褐煤中腐殖酸的新方法

Progress on the interaction of humic substances with uranium and TRU elements;

腐殖质与铀和超铀元素相互作用的研究进展

Applying Fe(Ⅱ), Mn(Ⅱ) and Cu(Ⅱ) ions for catalytic ozonation of humic substance(HS) in landfill leachate were studied.

研究了Fe(Ⅱ),Mn(Ⅱ),Cu(Ⅱ)作用下,均相催化臭氧氧化去除垃圾渗滤液中高浓度的腐殖质。

The amount of nitrogin,humic substance,humic acid,and fulvic acid in the soils increases with increasing biomass,also following the above mentioned order.

结果表明，生物量的大小排序为：羊草围栏内＞羊草围栏外，退化羊草围栏内＞退化羊草围栏外，土壤氮、腐殖质、胡敏酸、富啡酸亦因生物量的增加而增加。

Mechanism for humic acid sodium to inhibit secondary reaction in clinker extraction process;

腐殖酸钠抑制氧化铝熟料溶出二次反应机理初探

Application effect of humic acid sodium made from peat in the mixed sandy soil;

泥炭腐殖酸钠在混合沙土上的应用效果

Dynamic of humic substance complexed copper and its relationship with copper leaching during manure composting;

粪肥腐解过程中铜与腐殖物质结合状况及其与铜淋失的关系

Property changes of humic substances from organic materials in different decomposing period;

纯有机物料腐解形成腐殖物质性质的动态变化

The predominant organic matter in hydrothermal ore-forming fluid varies with temperature from humic substance (t < 50℃), carboxylic acids (t = 80 ~ 140℃), crude oil (t = 120 ~ 180℃), to water-soluble mehane (t = 180 ~300℃).

热液流体中的主要有机质包括腐殖物质（t＜50℃）、有机羧酸（t＝80～140℃）、原油（120～180℃）和水溶性甲烷气（180～300℃）。

Study on the Adsorption of Heavy Metal Cu2+、Pb2+by Humus;

腐殖质对Cu~(2+)和Pb~(2+)的吸附特性

Adsorption of heavy metal ions onto humus;

腐殖质对重金属离子的吸附作用

Removal of humus in low turbidity water using micro-flocculation joint direct fiber filtration process.;

微絮凝直接纤维过滤去除低浊水中的腐殖质

The basic principle of humus soil activated sludge process was discussed.

阐述了腐殖土活性污泥工艺的基本原理,从微生物菌群结构、除污效能、控制恶臭气体及改善污泥沉降和脱水性能等方面介绍了该工艺的特性,同时说明了该技术的典型工艺流程及设计参数。

Ash soil or humus soil from natural plants are used as a media for culturing carpet lawn and its production effect is better than that of pure soil significantly ( P <0 05) and the same as that of reported medium (sandy loam:wooden powder:cow dung:peat composed of rotten mosses=4∶3∶2∶1).

天然草皮烧成的火土或堆制成腐殖土用作培养基质生产地毯式草坪，其效果显著优于纯土壤的生产效果（Ｐ＜００５），与报导的培养基质（砂壤土∶锯末∶奶牛粪∶草碳＝４∶３∶２∶１）无差异（Ｐ＞００５）。

The treatment efficiency of domestic sewage by the SBR filled with humus soil was investigated and compared with that by the conventional SBR.

考察了添加腐殖土的SBR工艺处理生活污水的效果,并与传统SBR反应器进行对比。

Sodium alginate was derived from algae and associated with sodium humate to deal with the waste water containing copper(Ⅱ) and cadmium(Ⅱ).

从海藻中提取海藻酸钠,并与腐殖酸钠联用处理含Cd(Ⅱ)、Cu(Ⅱ)重金属的废水,通过改变海藻酸钠-腐殖酸钠水处理剂投加量及溶液pH值、搅拌时间等因素的实验分析,研究了该处理剂对Cd(Ⅱ)和Cu(Ⅱ)的去除效果。

In this paper,the application of sodium humate in boiler water treatment was discussed.

12H2O、EDTMP+HPMA和腐殖酸钠分别与无机沉淀剂复配进行锅炉水处理,从作用效果和处理成本上做了对比试验,结果为腐殖酸钠和无机沉淀剂(Na2CO3、NaOH)复配,处理效果好、成本低。