Soil compaction and root environment. Compactability of Swedish cultivated soils. Alterations in soil function caused by compaction [compressometer]

agua del suelo arable soils chemicophysical properties compactage du sol cultural soil types eau du sol environment environnement escandinavia estructura del suelo europa europe medio ambiente permeabilidad permeability pression pressure root pressure scandinavia scandinavie sistema poroso del suelo site factors soil compaction soil mechanics soil physicochemical properties soil pore system soil structure soil types soil water sol arable structure du sol suecia sweden tierras cultivables type de sol type de sol de culture