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Physical elements {TILTH} Physical elements {TILTH} – e.g. sand, silt, clay, organic material and aggregates (see SOIL {1}) Living elements (other than.

Physical elements {TILTH} Physical elements {TILTH} – e.g. sand, silt, clay, organic material and aggregates (see SOIL {1}) Living elements (other than.

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SOIL

SOIL

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