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1)  humovitrinite
腐殖镜质组
2)  humus fraction
腐殖质分组
3)  humus composition
腐殖质组成
1.
An abandoned petroleum well which had been exploited for about twenty years in Songyuan city of Jilin Province,China,was selected to study the compositions and characteristics of soil humus using revised humus composition method and Simon-Kumada method.
5 m处进行多点采样,应用腐殖质组成修改法和Simon-Kumada法,分别研究了上述长期不同程度石油污染土壤的全土及不同结合形态腐殖质组成。
2.
Through analyzing nine soil samples collected from Gaoligongshan Nature Reserve,the humus composition,the contents of trace elements and the correlation were studied.
通过对9个采自高黎贡山国家级自然保护区土样的测定分析,对该保护区森林土壤的腐殖质组成、微量元素含量及其相关性进行了研究。
3.
The experiment was carried out to evaluate effects of covering wheat straw in apple orchard and apricot orchard on soil humus composition, microflora and soil enzyme activities.
在杏园和苹果园覆盖麦草,研究其对土壤腐殖质组成、微生物区系及土壤酶活性变化的影响。
4)  Humus compositions
腐殖质组分
5)  compositions of soil humus
土壤腐殖质组成
1.
Field investigation combined with quantitative analysis was used to study the carbon content of organic matter,compositions of soil humus and their combining forms in rhizosphere and non-rhizosphere soil in Pinus koraiensis plantations(25,45,58,68 years old) and the Pinus koraiensis-Tilia amurensis mixed forest(60 years old).
就土壤腐殖质组成而言,除林龄58 a红松人工林根际土壤和45 a红松人工林非根际土壤外,其他林型土壤胡敏酸含碳量均高于富里酸含碳量;胡敏酸与富里酸比值(HA/FA)在1。
6)  component of humic substances
腐殖物质组分
1.
The differences of soil organic matter content and the characteristics of component of humic substances between the larch plantations at different development stages and natural secondary forests, young stands in the first rotation and i.
对落叶松人工纯林不同发育阶段幼龄林、中龄林、近熟林、成熟林及二代幼龄林土壤腐殖物质组分变化及其对酸度的影响进行研究,以次生林和一代幼龄林为对照,比较不同发育阶段落叶松人工林与天然次生林、一代幼龄林与二代幼龄林土壤有机质含量、腐殖物质组分特征的差异。
补充资料:腐殖质
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性质:土中除未分解和半分解动植物残体及微生物体以外的有机物质的总称。常与有机质一词通用。按其化学的复杂程度,可分为:(1)非腐殖物质,即有机化学中已知的各类化合物,如氨基酸、碳水化合物和脂类化合物等,多为生物残体的分解产物;(2)腐殖物质,除非腐殖物质外的各种淡棕色至暗棕色的天然缩聚高分子化合物的总称,按溶解度可分为胡敏酸、富啡酸和胡敏素三部分。在土壤中很难将这两种物质截然区分开。

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