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Preparing the soil
A horizon is sometimes called 'biomantle.' The B horizon is also called subsoil. It consists of mineral layers which may contain concentrations of clay

14 KB (2,192 words) - 07:49, 23 January 2016
Arriving at Optimum Vineyard Density
mounded topsoil. In this case, the A-horizon is regarded as a "biomantle". B) Subsoil: This layer accumulates iron, clay, aluminum and organic compounds, a process

8 KB (1,228 words) - 17:35, 17 February 2012