alluvial soil

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alluvial soil

a young soil derived from river, estuarine or marine deposits, and having a high fertility.
References in periodicals archive ?
Surface area of Azna city formations is according to table (2) and the maximum surface area is covered with alluvium and Shahbazan formation has the maximum surface area among limestone formations.
The subsurface profile along the The analysis of borehole data indicates that the thickness of the river alluvium is about 60 m.
We estimate the rate of organic carbon storage in post-settlement alluvium since 1963-1964, in eastern Ottawa County, Michigan using laboratory methods and cesium-137 dating.
This zone is traceable for over 30km as discrete anomalies variously determined from soil, auger and vacuum programmes separated by areas of either alluvium or areas of no sampling.
In the south and west, the Old Alluvium pedoderm has various components: meander plain, backplain, and infilled channels.
The basement of the study area consists of charnockite, granite gneiss, Leptinite, Leptinite Gneiss, Peninsular Gneiss, Laterite, Warkalai Sandstone, Variegated Clay, River Alluvium etc.
But some geologists remained baffled by the biogenic burp -- the only known nonpetroleum methane to seep into Los Angeles schools -- emanating from the rocky alluvium spilled from nearby hills.
Contamination of groundwater by arsenic in the Deltaic region, particularly in the Gangetic alluvium of Bangladesh and part of West Bengal, has become one of the world's most important natural calamities.
Another reliable one[ The Alluvium is one of my favorites, this vintage bringing deep ruby red color with a very nice blackberry and vanilla aromas.
In 1971, the United Nations Children's Fund launched a campaign to drill hand-pumped tubewells into the Ganges Delta alluvium.
Sediments in both units become finer-grained away from the rise, indicating that the Lost River rise is the dominant source of floodplain alluvium.
But the colours also set up a procession of planes revealing the spatial nature of the composition, which, the architects argue, 'is a plain rectangular volume excavated by narrow open spaces conceived as cracks in hardened sand' like the raddled cliffs of ancient alluvium that form the seaside.