the content of humus是什么意思

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tenuiflora - Leymus chinensis and so on, the result show that the content of humus, polyphenol oxidase, cellulase, hydrogen peroxidase and peroxidase activity increase with different degree treated by different ameliorative ways.

采用浅耕翻、施用磷石膏、施用糠醛渣、施用有机肥、建植星星草人工草地或星星草+羊草人工草地等不同改良方法对盐碱土壤腐殖质及酶活性的研究结果表明,不同改良方法能不同程度的提高土壤腐殖质含量及多酚氧化酶、纤维素酶、过氧化氢酶、过氧化物酶活性。

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℃）。