Biology, 03.06.2020 12:59, joanna3895

Which of the following correctly identifies the most productive layer of a soil profile? topsoll, just below undecomposed organic matter
subsoll, between topsoil and parent material
undecomposed organic matter, at the very top
parent material, just above bedrock

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Which of the following correctly identifies the most productive layer of a soil profile? topsoll, j...