Characteristics of the structure of humic substances of podzolic and peaty podzolic gleyey soils

被引：5
|
作者：
V. A. Beznosikov
E. D. Lodygin
机构：
[1] Russian Academy of Sciences,Institute of Biology, Komi Science Center, Ural Branch
来源：
Russian Agricultural Sciences | 2009年 / 35卷 / 2期
关键词：
humic substances; structure; podzolic and bog-podzolic soils;
D O I：
10.3103/S1068367409020116
中图分类号：
学科分类号：
摘要：
Functional groups and molecular fragments are identified and quantified and the paramagnetic activity of humic substances is assessed. It is shown that, compared with fulvic acids, humic acids have fewer oxygen-containing functional groups and more aromatic structures.
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页码：103 / 105
页数：2
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