Humic acids are usually regarded as polymers of aromatic compounds.
殖酸通常被看作是芳烃化合物的聚合物。
The results show that it is feasible to use humic acids as urease inhibitors.
表明了选用煤炭腐植酸类物质作为脲酶抑制剂是可行的。
Researchers have recognized significant benefits of humic acids to crop productivity.
国内外对腐植酸在农业上的应用做了大量的研究工作。
The harmful influence of humic acids in solution on uranium solvent extraction is investigated.
研究了溶液中有机质、腐殖酸对萃取过程的有害影响。
The research achievements about humic acids-bound mercury (HAs-Hg) in the past 20 years were reviewed in the present paper.
综述了近20年来国内外对腐殖酸结合汞的研究成果。
The interaction mechanism of herbicide bentazone with two kinds of humic acids have been studies by means of IR, ESR and UV analytical methods.
采用IR、ESR、UV等近代仪器分析手段，对除草剂苯达松与2种不同来源的腐植酸的作用机理进行了研究。
The spin lattice relaxation time values (T_1) of different types of carbons in the methylated humic acids from four soruces are estimated with PRFT method.
采用PRFT法估测了四种甲基化腐植酸中各类碳的纵向弛豫时间T_1值的范围。
The biological degradation potential on toluene of the bacteria Pseudomonas fluorescens isolated from soil, as influenced by humic acids, was investigated.
研究了腐植酸对荧光假单胞细菌（从土壤分离）降解甲苯的影响。
A strategy of removing humic acids (HAs) prior to DNA extraction was conducted to resolve the problem of removing HAs from Marine sediments in DNA extraction.
针对海洋沉积环境样品DNA提取中的腐殖酸去除难题，采取先脱除腐殖酸再提取DNA的策略，进行了海洋沉积物dna提取前的简易脱腐方法研究。
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。
The effect of humic acids on fixation and release of potassium in soil was accomplished by dissolving K-bearing minerals or blocking interlayers and adsorbing k.
腐殖酸对土壤钾素释放和固定的影响是通过对含钾矿物的溶解和层间堵塞以及对钾素的吸附作用实现的。
Several humic acids of different molecular weight were fractionated by means of fractional solution containing various volume ratios of ethanol and ethyl acetate.
以不同体积比的乙醇和乙酸乙酯分级溶解方法，分离出了几种不同分子量的腐殖酸。
The MEF - CCDAF - NF integrated processes could remove most of humic acids in water, and Flowage one with Q5633 NF unit had better performance than Flowage two with M-N1812A.
该预处理系统与纳滤系统组合的集成工艺可以使水中的腐殖酸有机物浓度大大降低，含Q5633型纳滤膜的流程比含M-N1812A型纳滤膜的流程效果好。
The new methods mainly contain the adsorption of natural materials, modification materials, humic acids, biosorption, quod of silicon micro encapsulization and nanotechnology.
主要包括天然材料、改性材料的吸附，生物吸附，硅微囊技术和纳米技术等。
From early 1980s domestic studies on the interaction of metal ions with humic acids, including Cu, Zn and Hg become jnore and more active with emphasis on the complexation constant.
国内从80年代初开始对腐殖酸与金属相互作用的研究日趋增多，涉及的元素包括铜、锌、汞等，主要偏重于对络合常数的测定。
CHP is a new phosphate fertilizer that is got at the liquid phase reaction on condition that the chlorine is entered into the coal which contain the humic acids and the powdered rock phosphate.
氯化腐磷，是含腐殖酸的煤粉和磷矿粉在液相反应中通氯气制取的一种新型磷肥。
Comparing the results of static experiments, the removal effects of humic acids in simulated water sample by single ozonation process and activated carbon catalytic ozonation process were analyzed.
针对模拟水样中的腐植酸，采用静态实验对比的方法，分析了单独臭氧氧化和活性炭催化臭氧氧化去除腐植酸的效果。
Organic acids have a great effect on phosphorus mobilization with humic acid stronger than simple organic acids.
有机酸对土壤磷的固定有较大影响，其影响作用从大到小依次为腐殖酸、柠檬酸、酒石酸。
Organic acids have a great effect on phosphorus mobilization with humic acid stronger than simple organic acids.
有机酸对土壤磷的固定有较大影响，其影响作用从大到小依次为腐殖酸、柠檬酸、酒石酸。
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