首页> 外文期刊>Moscow University Soil Science Bulletin >GENETIC PROPERTIES AND MORPHOLOGYOF CHERNOZEM-LIKE PODZOLIC GLEYED SOILSOF THE NORTHERN FOREST-STEPPE
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GENETIC PROPERTIES AND MORPHOLOGYOF CHERNOZEM-LIKE PODZOLIC GLEYED SOILSOF THE NORTHERN FOREST-STEPPE

机译:北方森林植物类长蛇纹岩多角形斜交土壤的遗传特性和形态

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摘要

Hydromorphic soils are important components of the soil cover in the forest-steppe; they occur over large areas. They are confined to rather leveled areas, or, which is more common, to low sites and oval-shaped depressions of cryogenic or any other provenance. These topographic features are responsible for the redistribution of the surface runoff during the snow thawing or rainstorms; hence, depressions are waterlogged, and anaerobic processes are operating there against the background of a drastic decrease in the redox potential. It is this environment where the mineral soil substrate gets iron-depleted, i. e., gleyed [1].The investigations of hydromorphic soils were formerly performed in the steppe zone and in the southern forest-steppe. Meanwhile, similar soils exist in the northern forest-steppe, and they are virtually beyond the scope of research. This causes some soil-genetic and taxonomic problems along with the economic ones. Specifically, hydromorphic soils of the northern forest-steppe with distinct bleached acid eluvial horizons are referred by soil serveyors to soddy-podzolic or solodic soils, to solods or podzolized chernozems, or to some other genetic groups.
机译:亲水性土壤是森林草原土壤覆盖的重要组成部分。他们发生在大面积。它们被限制在相当平坦的区域,或更常见的是在低温或任何其他来源的低点和椭圆形凹陷处。这些地形特征负责在融雪或暴雨期间重新分配地表径流。因此,在氧化还原电位急剧下降的背景下,洼地被淹没,并且厌氧过程在那里进行。正是在这种环境中,矿质土壤基质中的铁被耗尽了,即。 e。,gleeed [1]。以前,在草原地区和南部森林草原进行过水质土壤的研究。同时,北部森林草原上也存在类似的土壤,这实际上超出了研究范围。这会导致一些土壤遗传和生物分类问题以及经济问题。具体来说,北部森林草原的水溶土壤具有明显的漂白酸性坡度,土壤服务员将其称为泥泞的坡地或独居的土壤,溶质或过氧化的黑钙石或其他一些遗传群。

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