alluvial soil


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Related to alluvial soil: Black Soil

alluvial soil

[ə′lüv·ē·əl ′sȯil]
(geology)
A soil deposit developed on floodplain and delta deposits.
References in periodicals archive ?
The study indicated that the alluvial soils in Antakya can significantly amplify the ground shaking associated with an earthquake.
The rich mollisol of the central Illinois plantation site is more productive than the nearly-permanently flooded alluvial soil of Mermet Lake.
There was a time when habitat grew up around a river beds not only because alluvial soil was rich for cereal production but also because the livelihood was easy there than in the deserts and in arid land with neither rain nor river enough to sustain human life.
It prefers alluvial soil, but grows well even on heavy, black cotton and clay soils as well.
Data for alluvial soil denoted (Fig.1) that concentration of micronutrients increased with the dose and followed the dose order: [t.sub.3] > [t.sub.2] > [t.sub.4] > [t.sub.5] > [t.sub.1] > [t.sub.6] > [t.sub.0] for pesticides I; [t.sub.2] > [t.sub.3] > [t.sub.1] > [t.sub.4] > [t.sub.5] > [t.sub.0] > [t.sub.6] for pesticides II and [t.sub.4] > [t.sub.3] > [t.sub.2] > [t.sub.5] > [t.sub.1] > [t.sub.6] > [t.sub.0] for pesticides III.
Venkateshwarlu et al (1985) isolated Pseudomonas cepacia and Nocardia sp., from flooded alluvial soil amended with carbofuran.
Of these, 165,000 acres are irrigated rich and alluvial soil that produces 400,000 tons of sugar annually.
As the river strayed east and west over the course of several million years, the alluvial soil deposits increased in thickness, becoming some of the most fertile agricultural soil in the world.
It needs fertile, alluvial soil, rain and very little fertiliser, making organically farming it a relatively easy task.
Alluvial soils are highly concentrated at the valley of River Usuma in the study area, these soils cover reasonable part of the study area, the water holding capacity is very high and the water table around the places where this type of soils is prominent is usually very high too with well decomposed organic matter content in the surface layer and its texture become heavier with depth, as the weathered parent material the alluvial soil support to a grate extent irrigation/fadama farming (Balogun, 2001).
The alluvial soil of the valley in southwest Lombardy also produces superb rice that is used to make one of the region's signature dishes, risotto, which not coincidentally is a dish in which Grana Padano is a chief component.
The market had been built on a foundation of rubble over alluvial soil and was still settling.