alluvial soil


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Related to alluvial soil: Black Soil

alluvial soil

a young soil derived from river, estuarine or marine deposits, and having a high fertility.
References in periodicals archive ?
(2000) found ferrihydrite between 0.20% and 0.51% in pumiceous, alluvial soils in Nayarit, Mexico, and Sellitto et al.
The loose, alluvial soil was deposited over the millennia by the meanderings and floods of the Willamette River.
This paper provides a detailed and comprehensive description of an equivalent linear site-response analysis, which is a technique for modelling the amplification of seismic waves due to propagation through alluvial soil in Antakya.
These ancient trees rooted in the rich alluvial soil of the Mississippi Delta have survived fierce lightening and storms, devastating floods, and logging of the big woods.
According to him, the Madanpur forest range in the tiger reserve is home to many herbivores because the rich alluvial soil enriched by the river Gandak has favoured the growth of grasses.
The relationship of baldcypress buttress volume to aboveground tree volume and average crown diameter, water depth at tree base at sampling time, estimated maximum age of dominant trees, presence of regeneration at the site and soil type (representing soil flooding frequency class) was described by the equation ln(V)= -1.37 + 0.05*C + 1.99*W + 1.92*A + 2.2*R + 3.10 STNA + 1.62 STA, where V is the percent volume allocated to buttressing, C is the average crown diameter, W is the water depth, A is the estimated maximum tree age, R is the presence of regeneration (indicating water level fluctuation and distinct cohorts of trees), STNA is nonalluvial soil type and STA are alluvial soil types.
The secondary channel passed right through the left bank of the crossing, carrying away the alluvial soil and exposing the pipeline.
The fertile alluvial soil is formed by accumulated sediments transferred by the Yellow River with abundant transboundary water about 32.5 billion [m.sup.3] in Ningxia segment annually.
There is land with alluvial soil, very much fertile.
Cleve's allotment has sandy, alluvial soil, not good for potatoes, but his carrots, parsnips, onions, leeks and herbs grow extremely well.
The idea behind an interim accord was that a joint survey is undertaken and criteria finalised about availability of water in the catchment areas of Teesta and the kind of alluvial soil downstream of the river before going for a permanent agreement.
This would expose a lot of rich alluvial soil that could be used to produce our food supply.