The phrase "accumulation of soil" is correct and usable in written English.
It can be used in contexts related to geology, agriculture, or environmental science when discussing the gathering or buildup of soil in a particular area.
Example: "The accumulation of soil in the valley has created fertile land for farming."
Alternatives: "build-up of soil" or "collection of soil".
This further enhanced the accumulation of soil organic carbon.
Constant P inputs result in accumulation of soil P with increasing risk of eutrophication of waterways.
The wheat faba bean rotation induced a larger accumulation of soil nitrates.
Valley and footslope soils showed hydromorphic features and accumulation of soil material from upslope.
The first building on the north side, 75 Chambers, is a gravely dignified 1848 Italianate loft building with a granite facade distinguished by its accumulation of soil and wear.
Accumulation of soil mineral N in the autumn and (estimated) N fixation was important for N leaching.
However, further study on A. arenaria revealed that the accumulation of biotic soil factors in stabilised soils was responsible for reduced growth [24] [26].
Lowest grain yield, straw yield and biomass were located on steepest slopes with high erosion and in depressions where accumulation of eroded soil took place and slumping and crusting of the soil were present.
Alfisols are lower in humus content than Mollisols (a similar soil order) and do not have the calcium carbonate accumulation of that soil type.
The date of the systematic introduction of irrigation on a large scale in Mesopotamia is somewhat doubtful because most of the early sites of irrigation culture were covered long ago by accumulation of alluvial soil brought down by the spring floods of the Tigris and Euphrates rivers.
After a depression is completely filled with topogenous peat, accumulation of organic soil material may continue.
