The role of windfall pedoturbations in the formation of forest soil profilesстатья
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Дата последнего поиска статьи во внешних источниках: 30 марта 2016 г.
Аннотация:The macromorphological properties of more than a thousand forest soil profiles were analyzed and more than 400 windfalls were measured. On the basis of these materials, the depth of recent and old windfalls was compared. Five main types of soil profiles were distinguished on the basis of these data. Traces of old windfalls were identified in almost all the soils, except for the eroded ones. The middle and lower parts of the profiles of most soils were composed of morphons, whose origin was associated with the displacement of material by windfalls. The depths of the recent and old windfalls are similar and range within 40 and 90 cm (maximum 2 m). The weak differentiation of the profiles within these depths may be considered an important indicator of the long-term continuous development of native forest ecosystems.